Finding the Fourth Proportional to 91,399.84, 126,146.04 and 55,601.08

Step by Step Solution

1. Step 1: Write the proportion equation
   91,399.84 : 126,146.04 = 55,601.08 : x
2. Step 2: Convert to fraction form
   91,399.84/126,146.04 = 55,601.08/x
3. Step 3: Cross multiply
   91,399.84x = 126,146.04 × 55,601.08
4. Step 4: Simplify right side
   91,399.84x = 7,013,856,061.72
5. Step 5: Solve for x
   x = 7,013,856,061.72/91,399.84
6. Step 6: Final answer
   x = 76,738.17