Finding the Fourth Proportional to 126,870.02, 175,099.28 and 73,144.54

Step by Step Solution

1. Step 1: Write the proportion equation
   126,870.02 : 175,099.28 = 73,144.54 : x
2. Step 2: Convert to fraction form
   126,870.02/175,099.28 = 73,144.54/x
3. Step 3: Cross multiply
   126,870.02x = 175,099.28 × 73,144.54
4. Step 4: Simplify right side
   126,870.02x = 12,807,555,048.71
5. Step 5: Solve for x
   x = 12,807,555,048.71/126,870.02
6. Step 6: Final answer
   x = 100,950.21