Finding the Fourth Proportional to 56,922.61, 78,603.76 and 35,449.23

Step by Step Solution

1. Step 1: Write the proportion equation
   56,922.61 : 78,603.76 = 35,449.23 : x
2. Step 2: Convert to fraction form
   56,922.61/78,603.76 = 35,449.23/x
3. Step 3: Cross multiply
   56,922.61x = 78,603.76 × 35,449.23
4. Step 4: Simplify right side
   56,922.61x = 2,786,442,767.10
5. Step 5: Solve for x
   x = 2,786,442,767.10/56,922.61
6. Step 6: Final answer
   x = 48,951.42