Finding the Fourth Proportional to 126,783, 174,960.56 and 70,198.04

Step by Step Solution

1. Step 1: Write the proportion equation
   126,783 : 174,960.56 = 70,198.04 : x
2. Step 2: Convert to fraction form
   126,783/174,960.56 = 70,198.04/x
3. Step 3: Cross multiply
   126,783x = 174,960.56 × 70,198.04
4. Step 4: Simplify right side
   126,783x = 12,281,888,389.30
5. Step 5: Solve for x
   x = 12,281,888,389.30/126,783
6. Step 6: Final answer
   x = 96,873.31