Finding the Fourth Proportional to 42,841.58, 59,121.38 and 23,978.70

Step by Step Solution

1. Step 1: Write the proportion equation
   42,841.58 : 59,121.38 = 23,978.70 : x
2. Step 2: Convert to fraction form
   42,841.58/59,121.38 = 23,978.70/x
3. Step 3: Cross multiply
   42,841.58x = 59,121.38 × 23,978.70
4. Step 4: Simplify right side
   42,841.58x = 1,417,653,714.71
5. Step 5: Solve for x
   x = 1,417,653,714.71/42,841.58
6. Step 6: Final answer
   x = 33,090.61