Finding the Fourth Proportional to 22,007.32, 32,981.78 and 19,071.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,007.32 : 32,981.78 = 19,071.88 : x
2. Step 2: Convert to fraction form
   22,007.32/32,981.78 = 19,071.88/x
3. Step 3: Cross multiply
   22,007.32x = 32,981.78 × 19,071.88
4. Step 4: Simplify right side
   22,007.32x = 629,024,550.35
5. Step 5: Solve for x
   x = 629,024,550.35/22,007.32
6. Step 6: Final answer
   x = 28,582.51