Finding the Fourth Proportional to 10,981.99, 15,155.08 and 5,946.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,981.99 : 15,155.08 = 5,946.10 : x
2. Step 2: Convert to fraction form
   10,981.99/15,155.08 = 5,946.10/x
3. Step 3: Cross multiply
   10,981.99x = 15,155.08 × 5,946.10
4. Step 4: Simplify right side
   10,981.99x = 90,113,673.46
5. Step 5: Solve for x
   x = 90,113,673.46/10,981.99
6. Step 6: Final answer
   x = 8,205.59