Finding the Fourth Proportional to 80,834.61, 111,513.12 and 62,806.24

Step by Step Solution

1. Step 1: Write the proportion equation
   80,834.61 : 111,513.12 = 62,806.24 : x
2. Step 2: Convert to fraction form
   80,834.61/111,513.12 = 62,806.24/x
3. Step 3: Cross multiply
   80,834.61x = 111,513.12 × 62,806.24
4. Step 4: Simplify right side
   80,834.61x = 7,003,719,220.30
5. Step 5: Solve for x
   x = 7,003,719,220.30/80,834.61
6. Step 6: Final answer
   x = 86,642.59