Finding the Fourth Proportional to 9,843.61, 14,655.61 and 9,705.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,843.61 : 14,655.61 = 9,705.73 : x
2. Step 2: Convert to fraction form
   9,843.61/14,655.61 = 9,705.73/x
3. Step 3: Cross multiply
   9,843.61x = 14,655.61 × 9,705.73
4. Step 4: Simplify right side
   9,843.61x = 142,243,417.91
5. Step 5: Solve for x
   x = 142,243,417.91/9,843.61
6. Step 6: Final answer
   x = 14,450.33