Finding the Fourth Proportional to 83,834.63, 125,752.25 and 79,630.12

Step by Step Solution

1. Step 1: Write the proportion equation
   83,834.63 : 125,752.25 = 79,630.12 : x
2. Step 2: Convert to fraction form
   83,834.63/125,752.25 = 79,630.12/x
3. Step 3: Cross multiply
   83,834.63x = 125,752.25 × 79,630.12
4. Step 4: Simplify right side
   83,834.63x = 10,013,666,757.77
5. Step 5: Solve for x
   x = 10,013,666,757.77/83,834.63
6. Step 6: Final answer
   x = 119,445.47