Finding the Fourth Proportional to 42,851.58, 59,129.63 and 23,988.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,851.58 : 59,129.63 = 23,988.72 : x
2. Step 2: Convert to fraction form
   42,851.58/59,129.63 = 23,988.72/x
3. Step 3: Cross multiply
   42,851.58x = 59,129.63 × 23,988.72
4. Step 4: Simplify right side
   42,851.58x = 1,418,444,017.83
5. Step 5: Solve for x
   x = 1,418,444,017.83/42,851.58
6. Step 6: Final answer
   x = 33,101.32