Finding the Fourth Proportional to 42,035.70, 58,007.52 and 22,915.05

Step by Step Solution

1. Step 1: Write the proportion equation
   42,035.70 : 58,007.52 = 22,915.05 : x
2. Step 2: Convert to fraction form
   42,035.70/58,007.52 = 22,915.05/x
3. Step 3: Cross multiply
   42,035.70x = 58,007.52 × 22,915.05
4. Step 4: Simplify right side
   42,035.70x = 1,329,245,221.18
5. Step 5: Solve for x
   x = 1,329,245,221.18/42,035.70
6. Step 6: Final answer
   x = 31,621.82