Finding the Fourth Proportional to 7,335.47, 10,109.72 and 5,342.87

Step by Step Solution

1. Step 1: Write the proportion equation
   7,335.47 : 10,109.72 = 5,342.87 : x
2. Step 2: Convert to fraction form
   7,335.47/10,109.72 = 5,342.87/x
3. Step 3: Cross multiply
   7,335.47x = 10,109.72 × 5,342.87
4. Step 4: Simplify right side
   7,335.47x = 54,014,882.50
5. Step 5: Solve for x
   x = 54,014,882.50/7,335.47
6. Step 6: Final answer
   x = 7,363.53