Finding the Fourth Proportional to 5,665.84, 8,499.20 and 1,770.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.84 : 8,499.20 = 1,770.24 : x
2. Step 2: Convert to fraction form
   5,665.84/8,499.20 = 1,770.24/x
3. Step 3: Cross multiply
   5,665.84x = 8,499.20 × 1,770.24
4. Step 4: Simplify right side
   5,665.84x = 15,045,623.81
5. Step 5: Solve for x
   x = 15,045,623.81/5,665.84
6. Step 6: Final answer
   x = 2,655.50