Finding the Fourth Proportional to 6,445.56, 8,894.76 and 3,613.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,445.56 : 8,894.76 = 3,613.04 : x
2. Step 2: Convert to fraction form
   6,445.56/8,894.76 = 3,613.04/x
3. Step 3: Cross multiply
   6,445.56x = 8,894.76 × 3,613.04
4. Step 4: Simplify right side
   6,445.56x = 32,137,123.67
5. Step 5: Solve for x
   x = 32,137,123.67/6,445.56
6. Step 6: Final answer
   x = 4,985.93