Finding the Fourth Proportional to 42,606.08, 58,800.78 and 25,615.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,606.08 : 58,800.78 = 25,615.88 : x
2. Step 2: Convert to fraction form
   42,606.08/58,800.78 = 25,615.88/x
3. Step 3: Cross multiply
   42,606.08x = 58,800.78 × 25,615.88
4. Step 4: Simplify right side
   42,606.08x = 1,506,233,430.38
5. Step 5: Solve for x
   x = 1,506,233,430.38/42,606.08
6. Step 6: Final answer
   x = 35,352.55