Finding the Fourth Proportional to 10,736.84, 16,104.54 and 2,945

Step by Step Solution

1. Step 1: Write the proportion equation
   10,736.84 : 16,104.54 = 2,945 : x
2. Step 2: Convert to fraction form
   10,736.84/16,104.54 = 2,945/x
3. Step 3: Cross multiply
   10,736.84x = 16,104.54 × 2,945
4. Step 4: Simplify right side
   10,736.84x = 47,427,870.30
5. Step 5: Solve for x
   x = 47,427,870.30/10,736.84
6. Step 6: Final answer
   x = 4,417.30