Finding the Fourth Proportional to 22,054, 30,434.52 and 12,118

Step by Step Solution

1. Step 1: Write the proportion equation
   22,054 : 30,434.52 = 12,118 : x
2. Step 2: Convert to fraction form
   22,054/30,434.52 = 12,118/x
3. Step 3: Cross multiply
   22,054x = 30,434.52 × 12,118
4. Step 4: Simplify right side
   22,054x = 368,805,513.36
5. Step 5: Solve for x
   x = 368,805,513.36/22,054
6. Step 6: Final answer
   x = 16,722.84