Finding the Fourth Proportional to 9,347.46, 12,899.47 and 5,368.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,347.46 : 12,899.47 = 5,368.83 : x
2. Step 2: Convert to fraction form
   9,347.46/12,899.47 = 5,368.83/x
3. Step 3: Cross multiply
   9,347.46x = 12,899.47 × 5,368.83
4. Step 4: Simplify right side
   9,347.46x = 69,255,061.52
5. Step 5: Solve for x
   x = 69,255,061.52/9,347.46
6. Step 6: Final answer
   x = 7,408.97