Finding the Fourth Proportional to 91,662.32, 126,482.76 and 55,839.32

Step by Step Solution

1. Step 1: Write the proportion equation
   91,662.32 : 126,482.76 = 55,839.32 : x
2. Step 2: Convert to fraction form
   91,662.32/126,482.76 = 55,839.32/x
3. Step 3: Cross multiply
   91,662.32x = 126,482.76 × 55,839.32
4. Step 4: Simplify right side
   91,662.32x = 7,062,711,310.12
5. Step 5: Solve for x
   x = 7,062,711,310.12/91,662.32
6. Step 6: Final answer
   x = 77,051.41