Finding the Fourth Proportional to 6,631.79, 9,151.89 and 3,647.93

Step by Step Solution

1. Step 1: Write the proportion equation
   6,631.79 : 9,151.89 = 3,647.93 : x
2. Step 2: Convert to fraction form
   6,631.79/9,151.89 = 3,647.93/x
3. Step 3: Cross multiply
   6,631.79x = 9,151.89 × 3,647.93
4. Step 4: Simplify right side
   6,631.79x = 33,385,454.09
5. Step 5: Solve for x
   x = 33,385,454.09/6,631.79
6. Step 6: Final answer
   x = 5,034.15