Finding the Third Proportional to 648,229.59 and 1,400,321.34

Step by Step Solution

1. Step 1: Write the proportion equation
   648,229.59 : 1,400,321.34 = 1,400,321.34 : x
2. Step 2: Convert to fraction form
   648,229.59/1,400,321.34 = 1,400,321.34/x
3. Step 3: Cross multiply
   648,229.59x = 1,400,321.34 × 1,400,321.34
4. Step 4: Simplify right side
   648,229.59x = 1,960,899,865,761.81
5. Step 5: Solve for x
   x = 1,960,899,865,761.81/648,229.59
6. Step 6: Final answer
   x = 3,025,008.25