Finding the Fourth Proportional to 42,605.33, 58,799.72 and 25,615.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,605.33 : 58,799.72 = 25,615.10 : x
2. Step 2: Convert to fraction form
   42,605.33/58,799.72 = 25,615.10/x
3. Step 3: Cross multiply
   42,605.33x = 58,799.72 × 25,615.10
4. Step 4: Simplify right side
   42,605.33x = 1,506,160,918.81
5. Step 5: Solve for x
   x = 1,506,160,918.81/42,605.33
6. Step 6: Final answer
   x = 35,351.47