Finding the Third Proportional to 521,617.50 and 1,112,132.25

Step by Step Solution

1. Step 1: Write the proportion equation
   521,617.50 : 1,112,132.25 = 1,112,132.25 : x
2. Step 2: Convert to fraction form
   521,617.50/1,112,132.25 = 1,112,132.25/x
3. Step 3: Cross multiply
   521,617.50x = 1,112,132.25 × 1,112,132.25
4. Step 4: Simplify right side
   521,617.50x = 1,236,838,141,490.06
5. Step 5: Solve for x
   x = 1,236,838,141,490.06/521,617.50
6. Step 6: Final answer
   x = 2,371,159.21