Finding the Third Proportional to 145,834 and 238,132

Step by Step Solution

1. Step 1: Write the proportion equation
   145,834 : 238,132 = 238,132 : x
2. Step 2: Convert to fraction form
   145,834/238,132 = 238,132/x
3. Step 3: Cross multiply
   145,834x = 238,132 × 238,132
4. Step 4: Simplify right side
   145,834x = 56,706,849,424
5. Step 5: Solve for x
   x = 56,706,849,424/145,834
6. Step 6: Final answer
   x = 388,845.19