Finding the Third Proportional to 785,487.38 and 1,201,057.31

Step by Step Solution

1. Step 1: Write the proportion equation
   785,487.38 : 1,201,057.31 = 1,201,057.31 : x
2. Step 2: Convert to fraction form
   785,487.38/1,201,057.31 = 1,201,057.31/x
3. Step 3: Cross multiply
   785,487.38x = 1,201,057.31 × 1,201,057.31
4. Step 4: Simplify right side
   785,487.38x = 1,442,538,667,909.72
5. Step 5: Solve for x
   x = 1,442,538,667,909.72/785,487.38
6. Step 6: Final answer
   x = 1,836,488.67