Finding the Third Proportional to 519,139.13 and 1,150,225.31

Step by Step Solution

1. Step 1: Write the proportion equation
   519,139.13 : 1,150,225.31 = 1,150,225.31 : x
2. Step 2: Convert to fraction form
   519,139.13/1,150,225.31 = 1,150,225.31/x
3. Step 3: Cross multiply
   519,139.13x = 1,150,225.31 × 1,150,225.31
4. Step 4: Simplify right side
   519,139.13x = 1,323,018,269,515.72
5. Step 5: Solve for x
   x = 1,323,018,269,515.72/519,139.13
6. Step 6: Final answer
   x = 2,548,484.99