Finding the Fourth Proportional to 6,142.96, 8,477.31 and 3,590.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,142.96 : 8,477.31 = 3,590.86 : x
2. Step 2: Convert to fraction form
   6,142.96/8,477.31 = 3,590.86/x
3. Step 3: Cross multiply
   6,142.96x = 8,477.31 × 3,590.86
4. Step 4: Simplify right side
   6,142.96x = 30,440,833.28
5. Step 5: Solve for x
   x = 30,440,833.28/6,142.96
6. Step 6: Final answer
   x = 4,955.41