Finding the Fourth Proportional to 9,302.78, 13,953.98 and 2,728.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,302.78 : 13,953.98 = 2,728.82 : x
2. Step 2: Convert to fraction form
   9,302.78/13,953.98 = 2,728.82/x
3. Step 3: Cross multiply
   9,302.78x = 13,953.98 × 2,728.82
4. Step 4: Simplify right side
   9,302.78x = 38,077,899.70
5. Step 5: Solve for x
   x = 38,077,899.70/9,302.78
6. Step 6: Final answer
   x = 4,093.17