Finding the Fourth Proportional to 109,601.54, 151,112.43 and 89,437.94

Step by Step Solution

1. Step 1: Write the proportion equation
   109,601.54 : 151,112.43 = 89,437.94 : x
2. Step 2: Convert to fraction form
   109,601.54/151,112.43 = 89,437.94/x
3. Step 3: Cross multiply
   109,601.54x = 151,112.43 × 89,437.94
4. Step 4: Simplify right side
   109,601.54x = 13,515,184,447.59
5. Step 5: Solve for x
   x = 13,515,184,447.59/109,601.54
6. Step 6: Final answer
   x = 123,311.99