Finding the Fourth Proportional to 83,020.15, 124,590.05 and 33,071.34

Step by Step Solution

1. Step 1: Write the proportion equation
   83,020.15 : 124,590.05 = 33,071.34 : x
2. Step 2: Convert to fraction form
   83,020.15/124,590.05 = 33,071.34/x
3. Step 3: Cross multiply
   83,020.15x = 124,590.05 × 33,071.34
4. Step 4: Simplify right side
   83,020.15x = 4,120,359,904.17
5. Step 5: Solve for x
   x = 4,120,359,904.17/83,020.15
6. Step 6: Final answer
   x = 49,630.84