Finding the Fourth Proportional to 7,155.94, 10,732.35 and 3,642.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,155.94 : 10,732.35 = 3,642.22 : x
2. Step 2: Convert to fraction form
   7,155.94/10,732.35 = 3,642.22/x
3. Step 3: Cross multiply
   7,155.94x = 10,732.35 × 3,642.22
4. Step 4: Simplify right side
   7,155.94x = 39,089,579.82
5. Step 5: Solve for x
   x = 39,089,579.82/7,155.94
6. Step 6: Final answer
   x = 5,462.54