Finding the Fourth Proportional to 10,926.52, 16,386.28 and 3,529.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,926.52 : 16,386.28 = 3,529.40 : x
2. Step 2: Convert to fraction form
   10,926.52/16,386.28 = 3,529.40/x
3. Step 3: Cross multiply
   10,926.52x = 16,386.28 × 3,529.40
4. Step 4: Simplify right side
   10,926.52x = 57,833,736.63
5. Step 5: Solve for x
   x = 57,833,736.63/10,926.52
6. Step 6: Final answer
   x = 5,292.97