Finding the Fourth Proportional to 91,335.08, 126,081.27 and 55,536.59

Step by Step Solution

1. Step 1: Write the proportion equation
   91,335.08 : 126,081.27 = 55,536.59 : x
2. Step 2: Convert to fraction form
   91,335.08/126,081.27 = 55,536.59/x
3. Step 3: Cross multiply
   91,335.08x = 126,081.27 × 55,536.59
4. Step 4: Simplify right side
   91,335.08x = 7,002,123,168.26
5. Step 5: Solve for x
   x = 7,002,123,168.26/91,335.08
6. Step 6: Final answer
   x = 76,664.12