Finding the Third Proportional to 429,382 and 630,942

Step by Step Solution

1. Step 1: Write the proportion equation
   429,382 : 630,942 = 630,942 : x
2. Step 2: Convert to fraction form
   429,382/630,942 = 630,942/x
3. Step 3: Cross multiply
   429,382x = 630,942 × 630,942
4. Step 4: Simplify right side
   429,382x = 398,087,807,364
5. Step 5: Solve for x
   x = 398,087,807,364/429,382
6. Step 6: Final answer
   x = 927,118.06