Finding the Fourth Proportional to 9,795.50, 14,688.70 and 3,554.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,795.50 : 14,688.70 = 3,554.72 : x
2. Step 2: Convert to fraction form
   9,795.50/14,688.70 = 3,554.72/x
3. Step 3: Cross multiply
   9,795.50x = 14,688.70 × 3,554.72
4. Step 4: Simplify right side
   9,795.50x = 52,214,215.66
5. Step 5: Solve for x
   x = 52,214,215.66/9,795.50
6. Step 6: Final answer
   x = 5,330.43