Finding the Fourth Proportional to 89,191.54, 123,083.31 and 51,464.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,191.54 : 123,083.31 = 51,464.98 : x
2. Step 2: Convert to fraction form
   89,191.54/123,083.31 = 51,464.98/x
3. Step 3: Cross multiply
   89,191.54x = 123,083.31 × 51,464.98
4. Step 4: Simplify right side
   89,191.54x = 6,334,480,087.48
5. Step 5: Solve for x
   x = 6,334,480,087.48/89,191.54
6. Step 6: Final answer
   x = 71,021.09