Finding the Fourth Proportional to 6,801.30, 9,385.62 and 3,817.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,801.30 : 9,385.62 = 3,817.86 : x
2. Step 2: Convert to fraction form
   6,801.30/9,385.62 = 3,817.86/x
3. Step 3: Cross multiply
   6,801.30x = 9,385.62 × 3,817.86
4. Step 4: Simplify right side
   6,801.30x = 35,832,983.17
5. Step 5: Solve for x
   x = 35,832,983.17/6,801.30
6. Step 6: Final answer
   x = 5,268.55