Finding the Third Proportional to 42,714.75 and 99,799.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,714.75 : 99,799.50 = 99,799.50 : x
2. Step 2: Convert to fraction form
   42,714.75/99,799.50 = 99,799.50/x
3. Step 3: Cross multiply
   42,714.75x = 99,799.50 × 99,799.50
4. Step 4: Simplify right side
   42,714.75x = 9,959,940,200.25
5. Step 5: Solve for x
   x = 9,959,940,200.25/42,714.75
6. Step 6: Final answer
   x = 233,173.32