Finding the Fourth Proportional to 42,147.71, 58,176.92 and 26,020.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,147.71 : 58,176.92 = 26,020.10 : x
2. Step 2: Convert to fraction form
   42,147.71/58,176.92 = 26,020.10/x
3. Step 3: Cross multiply
   42,147.71x = 58,176.92 × 26,020.10
4. Step 4: Simplify right side
   42,147.71x = 1,513,768,855.11
5. Step 5: Solve for x
   x = 1,513,768,855.11/42,147.71
6. Step 6: Final answer
   x = 35,915.81