Finding the Third Proportional to 55,523,640 and 88,665,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,523,640 : 88,665,472.50 = 88,665,472.50 : x
2. Step 2: Convert to fraction form
   55,523,640/88,665,472.50 = 88,665,472.50/x
3. Step 3: Cross multiply
   55,523,640x = 88,665,472.50 × 88,665,472.50
4. Step 4: Simplify right side
   55,523,640x = 7,861,566,013,648,256
5. Step 5: Solve for x
   x = 7,861,566,013,648,256/55,523,640
6. Step 6: Final answer
   x = 141,589,528.60