Finding the Fourth Proportional to 42,115.08, 58,116.78 and 22,995.57

Step by Step Solution

1. Step 1: Write the proportion equation
   42,115.08 : 58,116.78 = 22,995.57 : x
2. Step 2: Convert to fraction form
   42,115.08/58,116.78 = 22,995.57/x
3. Step 3: Cross multiply
   42,115.08x = 58,116.78 × 22,995.57
4. Step 4: Simplify right side
   42,115.08x = 1,336,428,482.66
5. Step 5: Solve for x
   x = 1,336,428,482.66/42,115.08
6. Step 6: Final answer
   x = 31,732.78