Finding the Fourth Proportional to 9,820.85, 14,731.72 and 2,801.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,820.85 : 14,731.72 = 2,801.34 : x
2. Step 2: Convert to fraction form
   9,820.85/14,731.72 = 2,801.34/x
3. Step 3: Cross multiply
   9,820.85x = 14,731.72 × 2,801.34
4. Step 4: Simplify right side
   9,820.85x = 41,268,549.50
5. Step 5: Solve for x
   x = 41,268,549.50/9,820.85
6. Step 6: Final answer
   x = 4,202.14