Finding the Fourth Proportional to 83,070.72, 124,658.04 and 33,143.34

Step by Step Solution

1. Step 1: Write the proportion equation
   83,070.72 : 124,658.04 = 33,143.34 : x
2. Step 2: Convert to fraction form
   83,070.72/124,658.04 = 33,143.34/x
3. Step 3: Cross multiply
   83,070.72x = 124,658.04 × 33,143.34
4. Step 4: Simplify right side
   83,070.72x = 4,131,583,803.45
5. Step 5: Solve for x
   x = 4,131,583,803.45/83,070.72
6. Step 6: Final answer
   x = 49,735.74