Finding the Fourth Proportional to 2,988.01, 4,472.76 and 2,732.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,988.01 : 4,472.76 = 2,732.86 : x
2. Step 2: Convert to fraction form
   2,988.01/4,472.76 = 2,732.86/x
3. Step 3: Cross multiply
   2,988.01x = 4,472.76 × 2,732.86
4. Step 4: Simplify right side
   2,988.01x = 12,223,426.89
5. Step 5: Solve for x
   x = 12,223,426.89/2,988.01
6. Step 6: Final answer
   x = 4,090.83