Finding the Fourth Proportional to 11,848.43, 17,766.68 and 3,948.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,848.43 : 17,766.68 = 3,948.15 : x
2. Step 2: Convert to fraction form
   11,848.43/17,766.68 = 3,948.15/x
3. Step 3: Cross multiply
   11,848.43x = 17,766.68 × 3,948.15
4. Step 4: Simplify right side
   11,848.43x = 70,145,428.81
5. Step 5: Solve for x
   x = 70,145,428.81/11,848.43
6. Step 6: Final answer
   x = 5,920.23