Finding the Fourth Proportional to 42,403.16, 58,518.12 and 23,540.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,403.16 : 58,518.12 = 23,540.28 : x
2. Step 2: Convert to fraction form
   42,403.16/58,518.12 = 23,540.28/x
3. Step 3: Cross multiply
   42,403.16x = 58,518.12 × 23,540.28
4. Step 4: Simplify right side
   42,403.16x = 1,377,532,929.87
5. Step 5: Solve for x
   x = 1,377,532,929.87/42,403.16
6. Step 6: Final answer
   x = 32,486.56