Finding the Fourth Proportional to 152,765,747,423.89, 210,807,232,587.15 and 84,173,322,038.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,765,747,423.89 : 210,807,232,587.15 = 84,173,322,038.50 : x
2. Step 2: Convert to fraction form
   152,765,747,423.89/210,807,232,587.15 = 84,173,322,038.50/x
3. Step 3: Cross multiply
   152,765,747,423.89x = 210,807,232,587.15 × 84,173,322,038.50
4. Step 4: Simplify right side
   152,765,747,423.89x = 17,744,345,076,603,146,993,664
5. Step 5: Solve for x
   x = 17,744,345,076,603,146,993,664/152,765,747,423.89
6. Step 6: Final answer
   x = 116,153,950,580.08