Finding the Fourth Proportional to 21,667.46, 32,445.70 and 14,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,667.46 : 32,445.70 = 14,994.72 : x
2. Step 2: Convert to fraction form
   21,667.46/32,445.70 = 14,994.72/x
3. Step 3: Cross multiply
   21,667.46x = 32,445.70 × 14,994.72
4. Step 4: Simplify right side
   21,667.46x = 486,514,225.70
5. Step 5: Solve for x
   x = 486,514,225.70/21,667.46
6. Step 6: Final answer
   x = 22,453.68