Finding the Fourth Proportional to 9,801.72, 14,703.12 and 2,876.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,801.72 : 14,703.12 = 2,876.76 : x
2. Step 2: Convert to fraction form
   9,801.72/14,703.12 = 2,876.76/x
3. Step 3: Cross multiply
   9,801.72x = 14,703.12 × 2,876.76
4. Step 4: Simplify right side
   9,801.72x = 42,297,347.49
5. Step 5: Solve for x
   x = 42,297,347.49/9,801.72
6. Step 6: Final answer
   x = 4,315.30