Finding the Third Proportional to 4,189,139,319.94 and 9,113,766,466.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,189,139,319.94 : 9,113,766,466.50 = 9,113,766,466.50 : x
2. Step 2: Convert to fraction form
   4,189,139,319.94/9,113,766,466.50 = 9,113,766,466.50/x
3. Step 3: Cross multiply
   4,189,139,319.94x = 9,113,766,466.50 × 9,113,766,466.50
4. Step 4: Simplify right side
   4,189,139,319.94x = 83,060,739,205,899,894,784
5. Step 5: Solve for x
   x = 83,060,739,205,899,894,784/4,189,139,319.94
6. Step 6: Final answer
   x = 19,827,638,295.67