Finding the Fourth Proportional to 152,773.48, 210,824.23 and 84,786.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,773.48 : 210,824.23 = 84,786.50 : x
2. Step 2: Convert to fraction form
   152,773.48/210,824.23 = 84,786.50/x
3. Step 3: Cross multiply
   152,773.48x = 210,824.23 × 84,786.50
4. Step 4: Simplify right side
   152,773.48x = 17,875,048,576.90
5. Step 5: Solve for x
   x = 17,875,048,576.90/152,773.48
6. Step 6: Final answer
   x = 117,003.61