Finding the Fourth Proportional to 22,444.72, 30,973.84 and 13,018.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,444.72 : 30,973.84 = 13,018.88 : x
2. Step 2: Convert to fraction form
   22,444.72/30,973.84 = 13,018.88/x
3. Step 3: Cross multiply
   22,444.72x = 30,973.84 × 13,018.88
4. Step 4: Simplify right side
   22,444.72x = 403,244,706.10
5. Step 5: Solve for x
   x = 403,244,706.10/22,444.72
6. Step 6: Final answer
   x = 17,966.13