Finding the Fourth Proportional to 12,300.05, 18,448.09 and 3,532.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.05 : 18,448.09 = 3,532.97 : x
2. Step 2: Convert to fraction form
   12,300.05/18,448.09 = 3,532.97/x
3. Step 3: Cross multiply
   12,300.05x = 18,448.09 × 3,532.97
4. Step 4: Simplify right side
   12,300.05x = 65,176,548.53
5. Step 5: Solve for x
   x = 65,176,548.53/12,300.05
6. Step 6: Final answer
   x = 5,298.88