Finding the Third Proportional to 88,729.31 and 194,664.38

Step by Step Solution

1. Step 1: Write the proportion equation
   88,729.31 : 194,664.38 = 194,664.38 : x
2. Step 2: Convert to fraction form
   88,729.31/194,664.38 = 194,664.38/x
3. Step 3: Cross multiply
   88,729.31x = 194,664.38 × 194,664.38
4. Step 4: Simplify right side
   88,729.31x = 37,894,218,894.14
5. Step 5: Solve for x
   x = 37,894,218,894.14/88,729.31
6. Step 6: Final answer
   x = 427,076.67