Finding the Fourth Proportional to 3,573.30, 4,931.15 and 2,176.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,573.30 : 4,931.15 = 2,176.05 : x
2. Step 2: Convert to fraction form
   3,573.30/4,931.15 = 2,176.05/x
3. Step 3: Cross multiply
   3,573.30x = 4,931.15 × 2,176.05
4. Step 4: Simplify right side
   3,573.30x = 10,730,428.96
5. Step 5: Solve for x
   x = 10,730,428.96/3,573.30
6. Step 6: Final answer
   x = 3,002.95