Finding the Fourth Proportional to 9,485.35, 13,094.21 and 5,505.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,485.35 : 13,094.21 = 5,505.69 : x
2. Step 2: Convert to fraction form
   9,485.35/13,094.21 = 5,505.69/x
3. Step 3: Cross multiply
   9,485.35x = 13,094.21 × 5,505.69
4. Step 4: Simplify right side
   9,485.35x = 72,092,633.53
5. Step 5: Solve for x
   x = 72,092,633.53/9,485.35
6. Step 6: Final answer
   x = 7,600.42