Finding the Fourth Proportional to 7,300.17, 10,077.45 and 5,325.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,300.17 : 10,077.45 = 5,325.78 : x
2. Step 2: Convert to fraction form
   7,300.17/10,077.45 = 5,325.78/x
3. Step 3: Cross multiply
   7,300.17x = 10,077.45 × 5,325.78
4. Step 4: Simplify right side
   7,300.17x = 53,670,281.66
5. Step 5: Solve for x
   x = 53,670,281.66/7,300.17
6. Step 6: Final answer
   x = 7,351.92