Finding the Third Proportional to 240,787.50 and 357,714

Step by Step Solution

1. Step 1: Write the proportion equation
   240,787.50 : 357,714 = 357,714 : x
2. Step 2: Convert to fraction form
   240,787.50/357,714 = 357,714/x
3. Step 3: Cross multiply
   240,787.50x = 357,714 × 357,714
4. Step 4: Simplify right side
   240,787.50x = 127,959,305,796
5. Step 5: Solve for x
   x = 127,959,305,796/240,787.50
6. Step 6: Final answer
   x = 531,420.05