Finding the Fourth Proportional to 82,948.60, 124,439.10 and 33,020.20

Step by Step Solution

1. Step 1: Write the proportion equation
   82,948.60 : 124,439.10 = 33,020.20 : x
2. Step 2: Convert to fraction form
   82,948.60/124,439.10 = 33,020.20/x
3. Step 3: Cross multiply
   82,948.60x = 124,439.10 × 33,020.20
4. Step 4: Simplify right side
   82,948.60x = 4,109,003,969.82
5. Step 5: Solve for x
   x = 4,109,003,969.82/82,948.60
6. Step 6: Final answer
   x = 49,536.75