Finding the Fourth Proportional to 116,353.05, 160,562.12 and 71,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   116,353.05 : 160,562.12 = 71,106.72 : x
2. Step 2: Convert to fraction form
   116,353.05/160,562.12 = 71,106.72/x
3. Step 3: Cross multiply
   116,353.05x = 160,562.12 × 71,106.72
4. Step 4: Simplify right side
   116,353.05x = 11,417,045,353.91
5. Step 5: Solve for x
   x = 11,417,045,353.91/116,353.05
6. Step 6: Final answer
   x = 98,124.16