Finding the Fourth Proportional to 72,981.12, 100,710.86 and 41,152.98

Step by Step Solution

1. Step 1: Write the proportion equation
   72,981.12 : 100,710.86 = 41,152.98 : x
2. Step 2: Convert to fraction form
   72,981.12/100,710.86 = 41,152.98/x
3. Step 3: Cross multiply
   72,981.12x = 100,710.86 × 41,152.98
4. Step 4: Simplify right side
   72,981.12x = 4,144,552,007.36
5. Step 5: Solve for x
   x = 4,144,552,007.36/72,981.12
6. Step 6: Final answer
   x = 56,789.37