Finding the Fourth Proportional to 91,123.38, 136,620.27 and 34,915.86

Step by Step Solution

1. Step 1: Write the proportion equation
   91,123.38 : 136,620.27 = 34,915.86 : x
2. Step 2: Convert to fraction form
   91,123.38/136,620.27 = 34,915.86/x
3. Step 3: Cross multiply
   91,123.38x = 136,620.27 × 34,915.86
4. Step 4: Simplify right side
   91,123.38x = 4,770,214,220.48
5. Step 5: Solve for x
   x = 4,770,214,220.48/91,123.38
6. Step 6: Final answer
   x = 52,348.96