Finding the Fourth Proportional to 88,676.83, 133,138.23 and 55,527.31

Step by Step Solution

1. Step 1: Write the proportion equation
   88,676.83 : 133,138.23 = 55,527.31 : x
2. Step 2: Convert to fraction form
   88,676.83/133,138.23 = 55,527.31/x
3. Step 3: Cross multiply
   88,676.83x = 133,138.23 × 55,527.31
4. Step 4: Simplify right side
   88,676.83x = 7,392,807,770.06
5. Step 5: Solve for x
   x = 7,392,807,770.06/88,676.83
6. Step 6: Final answer
   x = 83,367.98