Finding the Third Proportional to 7,944.38 and 16,915.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,944.38 : 16,915.88 = 16,915.88 : x
2. Step 2: Convert to fraction form
   7,944.38/16,915.88 = 16,915.88/x
3. Step 3: Cross multiply
   7,944.38x = 16,915.88 × 16,915.88
4. Step 4: Simplify right side
   7,944.38x = 286,146,827.02
5. Step 5: Solve for x
   x = 286,146,827.02/7,944.38
6. Step 6: Final answer
   x = 36,018.80