Finding the Fourth Proportional to 9,370.10, 12,930.52 and 5,120.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,370.10 : 12,930.52 = 5,120.98 : x
2. Step 2: Convert to fraction form
   9,370.10/12,930.52 = 5,120.98/x
3. Step 3: Cross multiply
   9,370.10x = 12,930.52 × 5,120.98
4. Step 4: Simplify right side
   9,370.10x = 66,216,934.31
5. Step 5: Solve for x
   x = 66,216,934.31/9,370.10
6. Step 6: Final answer
   x = 7,066.83