Finding the Fourth Proportional to 6,437.60, 8,884.72 and 3,606.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,437.60 : 8,884.72 = 3,606.05 : x
2. Step 2: Convert to fraction form
   6,437.60/8,884.72 = 3,606.05/x
3. Step 3: Cross multiply
   6,437.60x = 8,884.72 × 3,606.05
4. Step 4: Simplify right side
   6,437.60x = 32,038,744.56
5. Step 5: Solve for x
   x = 32,038,744.56/6,437.60
6. Step 6: Final answer
   x = 4,976.82