Finding the Third Proportional to 507,705.25 and 1,115,061.25

Step by Step Solution

1. Step 1: Write the proportion equation
   507,705.25 : 1,115,061.25 = 1,115,061.25 : x
2. Step 2: Convert to fraction form
   507,705.25/1,115,061.25 = 1,115,061.25/x
3. Step 3: Cross multiply
   507,705.25x = 1,115,061.25 × 1,115,061.25
4. Step 4: Simplify right side
   507,705.25x = 1,243,361,591,251.56
5. Step 5: Solve for x
   x = 1,243,361,591,251.56/507,705.25
6. Step 6: Final answer
   x = 2,448,983.13