Finding the Fourth Proportional to 22,054.84, 30,434.86 and 12,623.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,054.84 : 30,434.86 = 12,623.16 : x
2. Step 2: Convert to fraction form
   22,054.84/30,434.86 = 12,623.16/x
3. Step 3: Cross multiply
   22,054.84x = 30,434.86 × 12,623.16
4. Step 4: Simplify right side
   22,054.84x = 384,184,107.36
5. Step 5: Solve for x
   x = 384,184,107.36/22,054.84
6. Step 6: Final answer
   x = 17,419.49