Finding the Fourth Proportional to 9,300.69, 12,835.80 and 6,114.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.69 : 12,835.80 = 6,114.15 : x
2. Step 2: Convert to fraction form
   9,300.69/12,835.80 = 6,114.15/x
3. Step 3: Cross multiply
   9,300.69x = 12,835.80 × 6,114.15
4. Step 4: Simplify right side
   9,300.69x = 78,480,006.57
5. Step 5: Solve for x
   x = 78,480,006.57/9,300.69
6. Step 6: Final answer
   x = 8,438.08