Finding the Fourth Proportional to 6,359.98, 8,777.55 and 4,002.07

Step by Step Solution

1. Step 1: Write the proportion equation
   6,359.98 : 8,777.55 = 4,002.07 : x
2. Step 2: Convert to fraction form
   6,359.98/8,777.55 = 4,002.07/x
3. Step 3: Cross multiply
   6,359.98x = 8,777.55 × 4,002.07
4. Step 4: Simplify right side
   6,359.98x = 35,128,369.53
5. Step 5: Solve for x
   x = 35,128,369.53/6,359.98
6. Step 6: Final answer
   x = 5,523.35