Finding the Fourth Proportional to 91,141.88, 136,707.01 and 34,204.55

Step by Step Solution

1. Step 1: Write the proportion equation
   91,141.88 : 136,707.01 = 34,204.55 : x
2. Step 2: Convert to fraction form
   91,141.88/136,707.01 = 34,204.55/x
3. Step 3: Cross multiply
   91,141.88x = 136,707.01 × 34,204.55
4. Step 4: Simplify right side
   91,141.88x = 4,676,000,989.85
5. Step 5: Solve for x
   x = 4,676,000,989.85/91,141.88
6. Step 6: Final answer
   x = 51,304.64