Finding the Fourth Proportional to 9,303.30, 12,838.41 and 5,111.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,303.30 : 12,838.41 = 5,111.46 : x
2. Step 2: Convert to fraction form
   9,303.30/12,838.41 = 5,111.46/x
3. Step 3: Cross multiply
   9,303.30x = 12,838.41 × 5,111.46
4. Step 4: Simplify right side
   9,303.30x = 65,623,019.18
5. Step 5: Solve for x
   x = 65,623,019.18/9,303.30
6. Step 6: Final answer
   x = 7,053.74