Finding the Third Proportional to 141,834 and 215,698.50

Step by Step Solution

1. Step 1: Write the proportion equation
   141,834 : 215,698.50 = 215,698.50 : x
2. Step 2: Convert to fraction form
   141,834/215,698.50 = 215,698.50/x
3. Step 3: Cross multiply
   141,834x = 215,698.50 × 215,698.50
4. Step 4: Simplify right side
   141,834x = 46,525,842,902.25
5. Step 5: Solve for x
   x = 46,525,842,902.25/141,834
6. Step 6: Final answer
   x = 328,030.25