Finding the Third Proportional to 386,376 and 591,034.50

Step by Step Solution

1. Step 1: Write the proportion equation
   386,376 : 591,034.50 = 591,034.50 : x
2. Step 2: Convert to fraction form
   386,376/591,034.50 = 591,034.50/x
3. Step 3: Cross multiply
   386,376x = 591,034.50 × 591,034.50
4. Step 4: Simplify right side
   386,376x = 349,321,780,190.25
5. Step 5: Solve for x
   x = 349,321,780,190.25/386,376
6. Step 6: Final answer
   x = 904,098.03