Finding the Fourth Proportional to 126,831.83, 175,056.69 and 79,075.95

Step by Step Solution

1. Step 1: Write the proportion equation
   126,831.83 : 175,056.69 = 79,075.95 : x
2. Step 2: Convert to fraction form
   126,831.83/175,056.69 = 79,075.95/x
3. Step 3: Cross multiply
   126,831.83x = 175,056.69 × 79,075.95
4. Step 4: Simplify right side
   126,831.83x = 13,842,773,705.68
5. Step 5: Solve for x
   x = 13,842,773,705.68/126,831.83
6. Step 6: Final answer
   x = 109,142.75