Finding the Fourth Proportional to 10,987.34, 16,483.73 and 3,196.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,987.34 : 16,483.73 = 3,196.13 : x
2. Step 2: Convert to fraction form
   10,987.34/16,483.73 = 3,196.13/x
3. Step 3: Cross multiply
   10,987.34x = 16,483.73 × 3,196.13
4. Step 4: Simplify right side
   10,987.34x = 52,684,045.57
5. Step 5: Solve for x
   x = 52,684,045.57/10,987.34
6. Step 6: Final answer
   x = 4,794.98