Finding the Fourth Proportional to 126,411.91, 174,433.57 and 69,819.91

Step by Step Solution

1. Step 1: Write the proportion equation
   126,411.91 : 174,433.57 = 69,819.91 : x
2. Step 2: Convert to fraction form
   126,411.91/174,433.57 = 69,819.91/x
3. Step 3: Cross multiply
   126,411.91x = 174,433.57 × 69,819.91
4. Step 4: Simplify right side
   126,411.91x = 12,178,936,158.38
5. Step 5: Solve for x
   x = 12,178,936,158.38/126,411.91
6. Step 6: Final answer
   x = 96,343.27