Finding the Fourth Proportional to 249,002, 373,506.24 and 82,790

Step by Step Solution

1. Step 1: Write the proportion equation
   249,002 : 373,506.24 = 82,790 : x
2. Step 2: Convert to fraction form
   249,002/373,506.24 = 82,790/x
3. Step 3: Cross multiply
   249,002x = 373,506.24 × 82,790
4. Step 4: Simplify right side
   249,002x = 30,922,581,609.60
5. Step 5: Solve for x
   x = 30,922,581,609.60/249,002
6. Step 6: Final answer
   x = 124,186.08