Finding the Fourth Proportional to 22,468.28, 30,987.96 and 19,773.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,468.28 : 30,987.96 = 19,773.68 : x
2. Step 2: Convert to fraction form
   22,468.28/30,987.96 = 19,773.68/x
3. Step 3: Cross multiply
   22,468.28x = 30,987.96 × 19,773.68
4. Step 4: Simplify right side
   22,468.28x = 612,746,004.89
5. Step 5: Solve for x
   x = 612,746,004.89/22,468.28
6. Step 6: Final answer
   x = 27,271.60