Finding the Fourth Proportional to 9,005.04, 12,428.60 and 5,650.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,005.04 : 12,428.60 = 5,650.83 : x
2. Step 2: Convert to fraction form
   9,005.04/12,428.60 = 5,650.83/x
3. Step 3: Cross multiply
   9,005.04x = 12,428.60 × 5,650.83
4. Step 4: Simplify right side
   9,005.04x = 70,231,877.48
5. Step 5: Solve for x
   x = 70,231,877.48/9,005.04
6. Step 6: Final answer
   x = 7,799.17