Finding the Fourth Proportional to 7,060.35, 9,753.43 and 5,642.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,060.35 : 9,753.43 = 5,642.18 : x
2. Step 2: Convert to fraction form
   7,060.35/9,753.43 = 5,642.18/x
3. Step 3: Cross multiply
   7,060.35x = 9,753.43 × 5,642.18
4. Step 4: Simplify right side
   7,060.35x = 55,030,579.47
5. Step 5: Solve for x
   x = 55,030,579.47/7,060.35
6. Step 6: Final answer
   x = 7,794.31