Finding the Fourth Proportional to 42,841.16, 59,121.60 and 23,978.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,841.16 : 59,121.60 = 23,978.24 : x
2. Step 2: Convert to fraction form
   42,841.16/59,121.60 = 23,978.24/x
3. Step 3: Cross multiply
   42,841.16x = 59,121.60 × 23,978.24
4. Step 4: Simplify right side
   42,841.16x = 1,417,631,913.98
5. Step 5: Solve for x
   x = 1,417,631,913.98/42,841.16
6. Step 6: Final answer
   x = 33,090.42