Finding the Fourth Proportional to 82,762.24, 123,923.04 and 56,518.24

Step by Step Solution

1. Step 1: Write the proportion equation
   82,762.24 : 123,923.04 = 56,518.24 : x
2. Step 2: Convert to fraction form
   82,762.24/123,923.04 = 56,518.24/x
3. Step 3: Cross multiply
   82,762.24x = 123,923.04 × 56,518.24
4. Step 4: Simplify right side
   82,762.24x = 7,003,912,116.25
5. Step 5: Solve for x
   x = 7,003,912,116.25/82,762.24
6. Step 6: Final answer
   x = 84,626.90