Finding the Fourth Proportional to 22,608.96, 31,210.56 and 19,572

Step by Step Solution

1. Step 1: Write the proportion equation
   22,608.96 : 31,210.56 = 19,572 : x
2. Step 2: Convert to fraction form
   22,608.96/31,210.56 = 19,572/x
3. Step 3: Cross multiply
   22,608.96x = 31,210.56 × 19,572
4. Step 4: Simplify right side
   22,608.96x = 610,853,080.32
5. Step 5: Solve for x
   x = 610,853,080.32/22,608.96
6. Step 6: Final answer
   x = 27,018.19