Finding the Fourth Proportional to 5,669.87, 7,820.69 and 3,432.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,669.87 : 7,820.69 = 3,432.42 : x
2. Step 2: Convert to fraction form
   5,669.87/7,820.69 = 3,432.42/x
3. Step 3: Cross multiply
   5,669.87x = 7,820.69 × 3,432.42
4. Step 4: Simplify right side
   5,669.87x = 26,843,875.61
5. Step 5: Solve for x
   x = 26,843,875.61/5,669.87
6. Step 6: Final answer
   x = 4,734.48