Finding the Fourth Proportional to 12,356.69, 18,532.94 and 3,469.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,356.69 : 18,532.94 = 3,469.98 : x
2. Step 2: Convert to fraction form
   12,356.69/18,532.94 = 3,469.98/x
3. Step 3: Cross multiply
   12,356.69x = 18,532.94 × 3,469.98
4. Step 4: Simplify right side
   12,356.69x = 64,308,931.14
5. Step 5: Solve for x
   x = 64,308,931.14/12,356.69
6. Step 6: Final answer
   x = 5,204.38