Finding the Fourth Proportional to 9,302.47, 13,953.99 and 3,380.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,302.47 : 13,953.99 = 3,380.56 : x
2. Step 2: Convert to fraction form
   9,302.47/13,953.99 = 3,380.56/x
3. Step 3: Cross multiply
   9,302.47x = 13,953.99 × 3,380.56
4. Step 4: Simplify right side
   9,302.47x = 47,172,300.43
5. Step 5: Solve for x
   x = 47,172,300.43/9,302.47
6. Step 6: Final answer
   x = 5,070.94