Finding the Fourth Proportional to 16,994.15, 23,445.38 and 12,528.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,994.15 : 23,445.38 = 12,528.52 : x
2. Step 2: Convert to fraction form
   16,994.15/23,445.38 = 12,528.52/x
3. Step 3: Cross multiply
   16,994.15x = 23,445.38 × 12,528.52
4. Step 4: Simplify right side
   16,994.15x = 293,735,884.95
5. Step 5: Solve for x
   x = 293,735,884.95/16,994.15
6. Step 6: Final answer
   x = 17,284.53