Finding the Fourth Proportional to 82,079.48, 123,103.86 and 51,106.04

Step by Step Solution

1. Step 1: Write the proportion equation
   82,079.48 : 123,103.86 = 51,106.04 : x
2. Step 2: Convert to fraction form
   82,079.48/123,103.86 = 51,106.04/x
3. Step 3: Cross multiply
   82,079.48x = 123,103.86 × 51,106.04
4. Step 4: Simplify right side
   82,079.48x = 6,291,350,793.31
5. Step 5: Solve for x
   x = 6,291,350,793.31/82,079.48
6. Step 6: Final answer
   x = 76,649.50