Finding the Fourth Proportional to 126,062.69, 173,964.51 and 72,346.46

Step by Step Solution

1. Step 1: Write the proportion equation
   126,062.69 : 173,964.51 = 72,346.46 : x
2. Step 2: Convert to fraction form
   126,062.69/173,964.51 = 72,346.46/x
3. Step 3: Cross multiply
   126,062.69x = 173,964.51 × 72,346.46
4. Step 4: Simplify right side
   126,062.69x = 12,585,715,594.31
5. Step 5: Solve for x
   x = 12,585,715,594.31/126,062.69
6. Step 6: Final answer
   x = 99,836.96