Finding the Fourth Proportional to 16,938.56, 23,377.02 and 9,385.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,938.56 : 23,377.02 = 9,385.52 : x
2. Step 2: Convert to fraction form
   16,938.56/23,377.02 = 9,385.52/x
3. Step 3: Cross multiply
   16,938.56x = 23,377.02 × 9,385.52
4. Step 4: Simplify right side
   16,938.56x = 219,405,488.75
5. Step 5: Solve for x
   x = 219,405,488.75/16,938.56
6. Step 6: Final answer
   x = 12,953.02