Finding the Fourth Proportional to 9,898.56, 14,845.50 and 2,876.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,898.56 : 14,845.50 = 2,876.70 : x
2. Step 2: Convert to fraction form
   9,898.56/14,845.50 = 2,876.70/x
3. Step 3: Cross multiply
   9,898.56x = 14,845.50 × 2,876.70
4. Step 4: Simplify right side
   9,898.56x = 42,706,049.85
5. Step 5: Solve for x
   x = 42,706,049.85/9,898.56
6. Step 6: Final answer
   x = 4,314.37