Finding the Fourth Proportional to 126,404.93, 174,439.71 and 69,816.31

Step by Step Solution

1. Step 1: Write the proportion equation
   126,404.93 : 174,439.71 = 69,816.31 : x
2. Step 2: Convert to fraction form
   126,404.93/174,439.71 = 69,816.31/x
3. Step 3: Cross multiply
   126,404.93x = 174,439.71 × 69,816.31
4. Step 4: Simplify right side
   126,404.93x = 12,178,736,869.67
5. Step 5: Solve for x
   x = 12,178,736,869.67/126,404.93
6. Step 6: Final answer
   x = 96,347.01