Finding the Fourth Proportional to 42,080.20, 58,070.82 and 22,959.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,080.20 : 58,070.82 = 22,959.88 : x
2. Step 2: Convert to fraction form
   42,080.20/58,070.82 = 22,959.88/x
3. Step 3: Cross multiply
   42,080.20x = 58,070.82 × 22,959.88
4. Step 4: Simplify right side
   42,080.20x = 1,333,299,058.70
5. Step 5: Solve for x
   x = 1,333,299,058.70/42,080.20
6. Step 6: Final answer
   x = 31,684.71