Finding the Fourth Proportional to 91,123.88, 136,621.02 and 34,916.36

Step by Step Solution

1. Step 1: Write the proportion equation
   91,123.88 : 136,621.02 = 34,916.36 : x
2. Step 2: Convert to fraction form
   91,123.88/136,621.02 = 34,916.36/x
3. Step 3: Cross multiply
   91,123.88x = 136,621.02 × 34,916.36
4. Step 4: Simplify right side
   91,123.88x = 4,770,308,717.89
5. Step 5: Solve for x
   x = 4,770,308,717.89/91,123.88
6. Step 6: Final answer
   x = 52,349.71