Finding the Fourth Proportional to 91,047.85, 136,570.15 and 34,872.73

Step by Step Solution

1. Step 1: Write the proportion equation
   91,047.85 : 136,570.15 = 34,872.73 : x
2. Step 2: Convert to fraction form
   91,047.85/136,570.15 = 34,872.73/x
3. Step 3: Cross multiply
   91,047.85x = 136,570.15 × 34,872.73
4. Step 4: Simplify right side
   91,047.85x = 4,762,573,967.01
5. Step 5: Solve for x
   x = 4,762,573,967.01/91,047.85
6. Step 6: Final answer
   x = 52,308.47