Finding the Fourth Proportional to 72,178.83, 99,603.81 and 41,962.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,178.83 : 99,603.81 = 41,962.86 : x
2. Step 2: Convert to fraction form
   72,178.83/99,603.81 = 41,962.86/x
3. Step 3: Cross multiply
   72,178.83x = 99,603.81 × 41,962.86
4. Step 4: Simplify right side
   72,178.83x = 4,179,660,734.50
5. Step 5: Solve for x
   x = 4,179,660,734.50/72,178.83
6. Step 6: Final answer
   x = 57,907.02