Finding the Fourth Proportional to 5,561.02, 7,672.41 and 3,967.93

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.02 : 7,672.41 = 3,967.93 : x
2. Step 2: Convert to fraction form
   5,561.02/7,672.41 = 3,967.93/x
3. Step 3: Cross multiply
   5,561.02x = 7,672.41 × 3,967.93
4. Step 4: Simplify right side
   5,561.02x = 30,443,585.81
5. Step 5: Solve for x
   x = 30,443,585.81/5,561.02
6. Step 6: Final answer
   x = 5,474.46