Finding the Fourth Proportional to 58,454.78, 80,648.57 and 35,770.10

Step by Step Solution

1. Step 1: Write the proportion equation
   58,454.78 : 80,648.57 = 35,770.10 : x
2. Step 2: Convert to fraction form
   58,454.78/80,648.57 = 35,770.10/x
3. Step 3: Cross multiply
   58,454.78x = 80,648.57 × 35,770.10
4. Step 4: Simplify right side
   58,454.78x = 2,884,807,234.91
5. Step 5: Solve for x
   x = 2,884,807,234.91/58,454.78
6. Step 6: Final answer
   x = 49,351.09