Finding the Fourth Proportional to 10,402.62, 15,604.52 and 7,069.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,402.62 : 15,604.52 = 7,069.46 : x
2. Step 2: Convert to fraction form
   10,402.62/15,604.52 = 7,069.46/x
3. Step 3: Cross multiply
   10,402.62x = 15,604.52 × 7,069.46
4. Step 4: Simplify right side
   10,402.62x = 110,315,529.96
5. Step 5: Solve for x
   x = 110,315,529.96/10,402.62
6. Step 6: Final answer
   x = 10,604.59