Finding the Third Proportional to 152,927 and 316,606

Step by Step Solution

1. Step 1: Write the proportion equation
   152,927 : 316,606 = 316,606 : x
2. Step 2: Convert to fraction form
   152,927/316,606 = 316,606/x
3. Step 3: Cross multiply
   152,927x = 316,606 × 316,606
4. Step 4: Simplify right side
   152,927x = 100,239,359,236
5. Step 5: Solve for x
   x = 100,239,359,236/152,927
6. Step 6: Final answer
   x = 655,471.95