Finding the Fourth Proportional to 82,956.69, 124,407.72 and 26,783.55

Step by Step Solution

1. Step 1: Write the proportion equation
   82,956.69 : 124,407.72 = 26,783.55 : x
2. Step 2: Convert to fraction form
   82,956.69/124,407.72 = 26,783.55/x
3. Step 3: Cross multiply
   82,956.69x = 124,407.72 × 26,783.55
4. Step 4: Simplify right side
   82,956.69x = 3,332,080,389.01
5. Step 5: Solve for x
   x = 3,332,080,389.01/82,956.69
6. Step 6: Final answer
   x = 40,166.51