Finding the Fourth Proportional to 61,915.41, 85,443.60 and 35,063.15

Step by Step Solution

1. Step 1: Write the proportion equation
   61,915.41 : 85,443.60 = 35,063.15 : x
2. Step 2: Convert to fraction form
   61,915.41/85,443.60 = 35,063.15/x
3. Step 3: Cross multiply
   61,915.41x = 85,443.60 × 35,063.15
4. Step 4: Simplify right side
   61,915.41x = 2,995,921,401.30
5. Step 5: Solve for x
   x = 2,995,921,401.30/61,915.41
6. Step 6: Final answer
   x = 48,387.33