Finding the Fourth Proportional to 5,669.42, 7,827.62 and 5,070.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,669.42 : 7,827.62 = 5,070.05 : x
2. Step 2: Convert to fraction form
   5,669.42/7,827.62 = 5,070.05/x
3. Step 3: Cross multiply
   5,669.42x = 7,827.62 × 5,070.05
4. Step 4: Simplify right side
   5,669.42x = 39,686,399.43
5. Step 5: Solve for x
   x = 39,686,399.43/5,669.42
6. Step 6: Final answer
   x = 7,000.08