Finding the Fourth Proportional to 92,961.02, 128,304.96 and 55,227.98

Step by Step Solution

1. Step 1: Write the proportion equation
   92,961.02 : 128,304.96 = 55,227.98 : x
2. Step 2: Convert to fraction form
   92,961.02/128,304.96 = 55,227.98/x
3. Step 3: Cross multiply
   92,961.02x = 128,304.96 × 55,227.98
4. Step 4: Simplify right side
   92,961.02x = 7,086,023,764.78
5. Step 5: Solve for x
   x = 7,086,023,764.78/92,961.02
6. Step 6: Final answer
   x = 76,225.75