Finding the Fourth Proportional to 42,968.71, 59,282.58 and 25,978.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,968.71 : 59,282.58 = 25,978.15 : x
2. Step 2: Convert to fraction form
   42,968.71/59,282.58 = 25,978.15/x
3. Step 3: Cross multiply
   42,968.71x = 59,282.58 × 25,978.15
4. Step 4: Simplify right side
   42,968.71x = 1,540,051,755.63
5. Step 5: Solve for x
   x = 1,540,051,755.63/42,968.71
6. Step 6: Final answer
   x = 35,841.24