Finding the Third Proportional to 87,844.50 and 192,402

Step by Step Solution

1. Step 1: Write the proportion equation
   87,844.50 : 192,402 = 192,402 : x
2. Step 2: Convert to fraction form
   87,844.50/192,402 = 192,402/x
3. Step 3: Cross multiply
   87,844.50x = 192,402 × 192,402
4. Step 4: Simplify right side
   87,844.50x = 37,018,529,604
5. Step 5: Solve for x
   x = 37,018,529,604/87,844.50
6. Step 6: Final answer
   x = 421,409.76