Finding the Third Proportional to 46,129.50 and 99,331.88

Step by Step Solution

1. Step 1: Write the proportion equation
   46,129.50 : 99,331.88 = 99,331.88 : x
2. Step 2: Convert to fraction form
   46,129.50/99,331.88 = 99,331.88/x
3. Step 3: Cross multiply
   46,129.50x = 99,331.88 × 99,331.88
4. Step 4: Simplify right side
   46,129.50x = 9,866,821,391.02
5. Step 5: Solve for x
   x = 9,866,821,391.02/46,129.50
6. Step 6: Final answer
   x = 213,893.96