Finding the Fourth Proportional to 89,190.54, 123,081.93 and 51,463.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,190.54 : 123,081.93 = 51,463.98 : x
2. Step 2: Convert to fraction form
   89,190.54/123,081.93 = 51,463.98/x
3. Step 3: Cross multiply
   89,190.54x = 123,081.93 × 51,463.98
4. Step 4: Simplify right side
   89,190.54x = 6,334,285,983.88
5. Step 5: Solve for x
   x = 6,334,285,983.88/89,190.54
6. Step 6: Final answer
   x = 71,019.71