Finding the Fourth Proportional to 7,776.32, 10,730.56 and 5,423.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,776.32 : 10,730.56 = 5,423.52 : x
2. Step 2: Convert to fraction form
   7,776.32/10,730.56 = 5,423.52/x
3. Step 3: Cross multiply
   7,776.32x = 10,730.56 × 5,423.52
4. Step 4: Simplify right side
   7,776.32x = 58,197,406.77
5. Step 5: Solve for x
   x = 58,197,406.77/7,776.32
6. Step 6: Final answer
   x = 7,483.93