Finding the Third Proportional to 90,052 and 192,860

Step by Step Solution

1. Step 1: Write the proportion equation
   90,052 : 192,860 = 192,860 : x
2. Step 2: Convert to fraction form
   90,052/192,860 = 192,860/x
3. Step 3: Cross multiply
   90,052x = 192,860 × 192,860
4. Step 4: Simplify right side
   90,052x = 37,194,979,600
5. Step 5: Solve for x
   x = 37,194,979,600/90,052
6. Step 6: Final answer
   x = 413,038.91