Finding the Fourth Proportional to 9,851.34, 14,773.14 and 4,300.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,851.34 : 14,773.14 = 4,300.78 : x
2. Step 2: Convert to fraction form
   9,851.34/14,773.14 = 4,300.78/x
3. Step 3: Cross multiply
   9,851.34x = 14,773.14 × 4,300.78
4. Step 4: Simplify right side
   9,851.34x = 63,536,025.05
5. Step 5: Solve for x
   x = 63,536,025.05/9,851.34
6. Step 6: Final answer
   x = 6,449.48