Finding the Fourth Proportional to 6,845.91, 9,447.35 and 3,702.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,845.91 : 9,447.35 = 3,702.10 : x
2. Step 2: Convert to fraction form
   6,845.91/9,447.35 = 3,702.10/x
3. Step 3: Cross multiply
   6,845.91x = 9,447.35 × 3,702.10
4. Step 4: Simplify right side
   6,845.91x = 34,974,987.20
5. Step 5: Solve for x
   x = 34,974,987.20/6,845.91
6. Step 6: Final answer
   x = 5,108.89