Finding the Fourth Proportional to 11,298.30, 16,947.27 and 3,507.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,298.30 : 16,947.27 = 3,507.12 : x
2. Step 2: Convert to fraction form
   11,298.30/16,947.27 = 3,507.12/x
3. Step 3: Cross multiply
   11,298.30x = 16,947.27 × 3,507.12
4. Step 4: Simplify right side
   11,298.30x = 59,436,109.56
5. Step 5: Solve for x
   x = 59,436,109.56/11,298.30
6. Step 6: Final answer
   x = 5,260.62