Finding the Fourth Proportional to 2,948.88, 4,069.42 and 2,196.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,948.88 : 4,069.42 = 2,196.02 : x
2. Step 2: Convert to fraction form
   2,948.88/4,069.42 = 2,196.02/x
3. Step 3: Cross multiply
   2,948.88x = 4,069.42 × 2,196.02
4. Step 4: Simplify right side
   2,948.88x = 8,936,527.71
5. Step 5: Solve for x
   x = 8,936,527.71/2,948.88
6. Step 6: Final answer
   x = 3,030.48