Finding the Fourth Proportional to 81,915.04, 122,916.71 and 34,562.95

Step by Step Solution

1. Step 1: Write the proportion equation
   81,915.04 : 122,916.71 = 34,562.95 : x
2. Step 2: Convert to fraction form
   81,915.04/122,916.71 = 34,562.95/x
3. Step 3: Cross multiply
   81,915.04x = 122,916.71 × 34,562.95
4. Step 4: Simplify right side
   81,915.04x = 4,248,364,101.89
5. Step 5: Solve for x
   x = 4,248,364,101.89/81,915.04
6. Step 6: Final answer
   x = 51,863.05