Finding the Third Proportional to 316,926 and 696,060

Step by Step Solution

1. Step 1: Write the proportion equation
   316,926 : 696,060 = 696,060 : x
2. Step 2: Convert to fraction form
   316,926/696,060 = 696,060/x
3. Step 3: Cross multiply
   316,926x = 696,060 × 696,060
4. Step 4: Simplify right side
   316,926x = 484,499,523,600
5. Step 5: Solve for x
   x = 484,499,523,600/316,926
6. Step 6: Final answer
   x = 1,528,746.53