Finding the Fourth Proportional to 62,400.78, 86,112.72 and 35,544.42

Step by Step Solution

1. Step 1: Write the proportion equation
   62,400.78 : 86,112.72 = 35,544.42 : x
2. Step 2: Convert to fraction form
   62,400.78/86,112.72 = 35,544.42/x
3. Step 3: Cross multiply
   62,400.78x = 86,112.72 × 35,544.42
4. Step 4: Simplify right side
   62,400.78x = 3,060,826,687.02
5. Step 5: Solve for x
   x = 3,060,826,687.02/62,400.78
6. Step 6: Final answer
   x = 49,051.10