Finding the Fourth Proportional to 9,705.54, 14,553.72 and 4,439.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.54 : 14,553.72 = 4,439.01 : x
2. Step 2: Convert to fraction form
   9,705.54/14,553.72 = 4,439.01/x
3. Step 3: Cross multiply
   9,705.54x = 14,553.72 × 4,439.01
4. Step 4: Simplify right side
   9,705.54x = 64,604,108.62
5. Step 5: Solve for x
   x = 64,604,108.62/9,705.54
6. Step 6: Final answer
   x = 6,656.42