Finding the Third Proportional to 657,613.50 and 1,434,376.50

Step by Step Solution

1. Step 1: Write the proportion equation
   657,613.50 : 1,434,376.50 = 1,434,376.50 : x
2. Step 2: Convert to fraction form
   657,613.50/1,434,376.50 = 1,434,376.50/x
3. Step 3: Cross multiply
   657,613.50x = 1,434,376.50 × 1,434,376.50
4. Step 4: Simplify right side
   657,613.50x = 2,057,435,943,752.25
5. Step 5: Solve for x
   x = 2,057,435,943,752.25/657,613.50
6. Step 6: Final answer
   x = 3,128,640.07