Finding the Fourth Proportional to 42,448.48, 58,578.48 and 23,585.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,448.48 : 58,578.48 = 23,585.20 : x
2. Step 2: Convert to fraction form
   42,448.48/58,578.48 = 23,585.20/x
3. Step 3: Cross multiply
   42,448.48x = 58,578.48 × 23,585.20
4. Step 4: Simplify right side
   42,448.48x = 1,381,585,166.50
5. Step 5: Solve for x
   x = 1,381,585,166.50/42,448.48
6. Step 6: Final answer
   x = 32,547.34