Finding the Fourth Proportional to 9,801.06, 13,525.50 and 5,609.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,801.06 : 13,525.50 = 5,609.34 : x
2. Step 2: Convert to fraction form
   9,801.06/13,525.50 = 5,609.34/x
3. Step 3: Cross multiply
   9,801.06x = 13,525.50 × 5,609.34
4. Step 4: Simplify right side
   9,801.06x = 75,869,128.17
5. Step 5: Solve for x
   x = 75,869,128.17/9,801.06
6. Step 6: Final answer
   x = 7,740.91