Finding the Fourth Proportional to 7,240.42, 10,848.18 and 3,955.77

Step by Step Solution

1. Step 1: Write the proportion equation
   7,240.42 : 10,848.18 = 3,955.77 : x
2. Step 2: Convert to fraction form
   7,240.42/10,848.18 = 3,955.77/x
3. Step 3: Cross multiply
   7,240.42x = 10,848.18 × 3,955.77
4. Step 4: Simplify right side
   7,240.42x = 42,912,897.58
5. Step 5: Solve for x
   x = 42,912,897.58/7,240.42
6. Step 6: Final answer
   x = 5,926.85