Finding the Fourth Proportional to 22,111.92, 30,492.72 and 18,763.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111.92 : 30,492.72 = 18,763.92 : x
2. Step 2: Convert to fraction form
   22,111.92/30,492.72 = 18,763.92/x
3. Step 3: Cross multiply
   22,111.92x = 30,492.72 × 18,763.92
4. Step 4: Simplify right side
   22,111.92x = 572,162,958.66
5. Step 5: Solve for x
   x = 572,162,958.66/22,111.92
6. Step 6: Final answer
   x = 25,875.77