Finding the Fourth Proportional to 82,796.64, 124,213.41 and 30,206.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,796.64 : 124,213.41 = 30,206.12 : x
2. Step 2: Convert to fraction form
   82,796.64/124,213.41 = 30,206.12/x
3. Step 3: Cross multiply
   82,796.64x = 124,213.41 × 30,206.12
4. Step 4: Simplify right side
   82,796.64x = 3,752,005,168.07
5. Step 5: Solve for x
   x = 3,752,005,168.07/82,796.64
6. Step 6: Final answer
   x = 45,315.91