Finding the Third Proportional to 518,541.75 and 1,109,011.50

Step by Step Solution

1. Step 1: Write the proportion equation
   518,541.75 : 1,109,011.50 = 1,109,011.50 : x
2. Step 2: Convert to fraction form
   518,541.75/1,109,011.50 = 1,109,011.50/x
3. Step 3: Cross multiply
   518,541.75x = 1,109,011.50 × 1,109,011.50
4. Step 4: Simplify right side
   518,541.75x = 1,229,906,507,132.25
5. Step 5: Solve for x
   x = 1,229,906,507,132.25/518,541.75
6. Step 6: Final answer
   x = 2,371,856.28