Finding the Fourth Proportional to 9,947.34, 13,726.94 and 5,471.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,947.34 : 13,726.94 = 5,471.02 : x
2. Step 2: Convert to fraction form
   9,947.34/13,726.94 = 5,471.02/x
3. Step 3: Cross multiply
   9,947.34x = 13,726.94 × 5,471.02
4. Step 4: Simplify right side
   9,947.34x = 75,100,363.28
5. Step 5: Solve for x
   x = 75,100,363.28/9,947.34
6. Step 6: Final answer
   x = 7,549.79