Finding the Fourth Proportional to 26,870.69, 37,103.93 and 22,417.78

Step by Step Solution

1. Step 1: Write the proportion equation
   26,870.69 : 37,103.93 = 22,417.78 : x
2. Step 2: Convert to fraction form
   26,870.69/37,103.93 = 22,417.78/x
3. Step 3: Cross multiply
   26,870.69x = 37,103.93 × 22,417.78
4. Step 4: Simplify right side
   26,870.69x = 831,787,739.88
5. Step 5: Solve for x
   x = 831,787,739.88/26,870.69
6. Step 6: Final answer
   x = 30,955.21