Finding the Fourth Proportional to 272,798.24, 409,258.42 and 83,275.46

Step by Step Solution

1. Step 1: Write the proportion equation
   272,798.24 : 409,258.42 = 83,275.46 : x
2. Step 2: Convert to fraction form
   272,798.24/409,258.42 = 83,275.46/x
3. Step 3: Cross multiply
   272,798.24x = 409,258.42 × 83,275.46
4. Step 4: Simplify right side
   272,798.24x = 34,081,180,929.89
5. Step 5: Solve for x
   x = 34,081,180,929.89/272,798.24
6. Step 6: Final answer
   x = 124,931.82