Finding the Fourth Proportional to 9,290.35, 12,820.04 and 5,098.87

Step by Step Solution

1. Step 1: Write the proportion equation
   9,290.35 : 12,820.04 = 5,098.87 : x
2. Step 2: Convert to fraction form
   9,290.35/12,820.04 = 5,098.87/x
3. Step 3: Cross multiply
   9,290.35x = 12,820.04 × 5,098.87
4. Step 4: Simplify right side
   9,290.35x = 65,367,717.35
5. Step 5: Solve for x
   x = 65,367,717.35/9,290.35
6. Step 6: Final answer
   x = 7,036.09