Finding the Fourth Proportional to 9,779.35, 14,662.61 and 5,562.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,779.35 : 14,662.61 = 5,562.69 : x
2. Step 2: Convert to fraction form
   9,779.35/14,662.61 = 5,562.69/x
3. Step 3: Cross multiply
   9,779.35x = 14,662.61 × 5,562.69
4. Step 4: Simplify right side
   9,779.35x = 81,563,554.02
5. Step 5: Solve for x
   x = 81,563,554.02/9,779.35
6. Step 6: Final answer
   x = 8,340.39