Finding the Fourth Proportional to 110,170.06, 151,978.72 and 71,951.98

Step by Step Solution

1. Step 1: Write the proportion equation
   110,170.06 : 151,978.72 = 71,951.98 : x
2. Step 2: Convert to fraction form
   110,170.06/151,978.72 = 71,951.98/x
3. Step 3: Cross multiply
   110,170.06x = 151,978.72 × 71,951.98
4. Step 4: Simplify right side
   110,170.06x = 10,935,169,821.87
5. Step 5: Solve for x
   x = 10,935,169,821.87/110,170.06
6. Step 6: Final answer
   x = 99,257.18