Finding the Fourth Proportional to 42,980.32, 59,307.54 and 25,079.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,980.32 : 59,307.54 = 25,079.68 : x
2. Step 2: Convert to fraction form
   42,980.32/59,307.54 = 25,079.68/x
3. Step 3: Cross multiply
   42,980.32x = 59,307.54 × 25,079.68
4. Step 4: Simplify right side
   42,980.32x = 1,487,414,124.79
5. Step 5: Solve for x
   x = 1,487,414,124.79/42,980.32
6. Step 6: Final answer
   x = 34,606.86