Finding the Fourth Proportional to 42,124.87, 58,106.31 and 25,118.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,124.87 : 58,106.31 = 25,118.20 : x
2. Step 2: Convert to fraction form
   42,124.87/58,106.31 = 25,118.20/x
3. Step 3: Cross multiply
   42,124.87x = 58,106.31 × 25,118.20
4. Step 4: Simplify right side
   42,124.87x = 1,459,525,915.84
5. Step 5: Solve for x
   x = 1,459,525,915.84/42,124.87
6. Step 6: Final answer
   x = 34,647.61