Finding the Third Proportional to 139,334 and 230,523

Step by Step Solution

1. Step 1: Write the proportion equation
   139,334 : 230,523 = 230,523 : x
2. Step 2: Convert to fraction form
   139,334/230,523 = 230,523/x
3. Step 3: Cross multiply
   139,334x = 230,523 × 230,523
4. Step 4: Simplify right side
   139,334x = 53,140,853,529
5. Step 5: Solve for x
   x = 53,140,853,529/139,334
6. Step 6: Final answer
   x = 381,391.86