Finding the Third Proportional to 12,070,128 and 25,866,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,070,128 : 25,866,073.50 = 25,866,073.50 : x
2. Step 2: Convert to fraction form
   12,070,128/25,866,073.50 = 25,866,073.50/x
3. Step 3: Cross multiply
   12,070,128x = 25,866,073.50 × 25,866,073.50
4. Step 4: Simplify right side
   12,070,128x = 669,053,758,307,402.25
5. Step 5: Solve for x
   x = 669,053,758,307,402.25/12,070,128
6. Step 6: Final answer
   x = 55,430,543.76