Finding the Fourth Proportional to 42,301.92, 58,243.80 and 35,915.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,301.92 : 58,243.80 = 35,915.16 : x
2. Step 2: Convert to fraction form
   42,301.92/58,243.80 = 35,915.16/x
3. Step 3: Cross multiply
   42,301.92x = 58,243.80 × 35,915.16
4. Step 4: Simplify right side
   42,301.92x = 2,091,835,396.01
5. Step 5: Solve for x
   x = 2,091,835,396.01/42,301.92
6. Step 6: Final answer
   x = 49,450.13