Finding the Fourth Proportional to 58,456.78, 80,651.33 and 35,772.10

Step by Step Solution

1. Step 1: Write the proportion equation
   58,456.78 : 80,651.33 = 35,772.10 : x
2. Step 2: Convert to fraction form
   58,456.78/80,651.33 = 35,772.10/x
3. Step 3: Cross multiply
   58,456.78x = 80,651.33 × 35,772.10
4. Step 4: Simplify right side
   58,456.78x = 2,885,067,263.03
5. Step 5: Solve for x
   x = 2,885,067,263.03/58,456.78
6. Step 6: Final answer
   x = 49,353.85