Finding the Fourth Proportional to 7,388.28, 11,093.34 and 7,031.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,388.28 : 11,093.34 = 7,031.46 : x
2. Step 2: Convert to fraction form
   7,388.28/11,093.34 = 7,031.46/x
3. Step 3: Cross multiply
   7,388.28x = 11,093.34 × 7,031.46
4. Step 4: Simplify right side
   7,388.28x = 78,002,376.48
5. Step 5: Solve for x
   x = 78,002,376.48/7,388.28
6. Step 6: Final answer
   x = 10,557.58