Finding the Fourth Proportional to 10,946.06, 16,419.06 and 3,926.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,946.06 : 16,419.06 = 3,926.30 : x
2. Step 2: Convert to fraction form
   10,946.06/16,419.06 = 3,926.30/x
3. Step 3: Cross multiply
   10,946.06x = 16,419.06 × 3,926.30
4. Step 4: Simplify right side
   10,946.06x = 64,466,155.28
5. Step 5: Solve for x
   x = 64,466,155.28/10,946.06
6. Step 6: Final answer
   x = 5,889.44