Finding the Fourth Proportional to 82,758.24, 123,917.04 and 56,514.24

Step by Step Solution

1. Step 1: Write the proportion equation
   82,758.24 : 123,917.04 = 56,514.24 : x
2. Step 2: Convert to fraction form
   82,758.24/123,917.04 = 56,514.24/x
3. Step 3: Cross multiply
   82,758.24x = 123,917.04 × 56,514.24
4. Step 4: Simplify right side
   82,758.24x = 7,003,077,338.65
5. Step 5: Solve for x
   x = 7,003,077,338.65/82,758.24
6. Step 6: Final answer
   x = 84,620.91