Finding the Fourth Proportional to 113,960.88, 171,014.64 and 61,406.88

Step by Step Solution

1. Step 1: Write the proportion equation
   113,960.88 : 171,014.64 = 61,406.88 : x
2. Step 2: Convert to fraction form
   113,960.88/171,014.64 = 61,406.88/x
3. Step 3: Cross multiply
   113,960.88x = 171,014.64 × 61,406.88
4. Step 4: Simplify right side
   113,960.88x = 10,501,475,476.72
5. Step 5: Solve for x
   x = 10,501,475,476.72/113,960.88
6. Step 6: Final answer
   x = 92,149.83