Finding the Third Proportional to 16,688,040.50 and 34,655,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,688,040.50 : 34,655,057.50 = 34,655,057.50 : x
2. Step 2: Convert to fraction form
   16,688,040.50/34,655,057.50 = 34,655,057.50/x
3. Step 3: Cross multiply
   16,688,040.50x = 34,655,057.50 × 34,655,057.50
4. Step 4: Simplify right side
   16,688,040.50x = 1,200,973,010,328,306.25
5. Step 5: Solve for x
   x = 1,200,973,010,328,306.25/16,688,040.50
6. Step 6: Final answer
   x = 71,966,089.15