Finding the Third Proportional to 252,510 and 540,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   252,510 : 540,043.50 = 540,043.50 : x
2. Step 2: Convert to fraction form
   252,510/540,043.50 = 540,043.50/x
3. Step 3: Cross multiply
   252,510x = 540,043.50 × 540,043.50
4. Step 4: Simplify right side
   252,510x = 291,646,981,892.25
5. Step 5: Solve for x
   x = 291,646,981,892.25/252,510
6. Step 6: Final answer
   x = 1,154,991.81