Finding the Fourth Proportional to 116,061.38, 159,121.64 and 113,961.86

Step by Step Solution

1. Step 1: Write the proportion equation
   116,061.38 : 159,121.64 = 113,961.86 : x
2. Step 2: Convert to fraction form
   116,061.38/159,121.64 = 113,961.86/x
3. Step 3: Cross multiply
   116,061.38x = 159,121.64 × 113,961.86
4. Step 4: Simplify right side
   116,061.38x = 18,133,798,060.65
5. Step 5: Solve for x
   x = 18,133,798,060.65/116,061.38
6. Step 6: Final answer
   x = 156,243.17