Finding the Third Proportional to 718,301 and 1,071,222

Step by Step Solution

1. Step 1: Write the proportion equation
   718,301 : 1,071,222 = 1,071,222 : x
2. Step 2: Convert to fraction form
   718,301/1,071,222 = 1,071,222/x
3. Step 3: Cross multiply
   718,301x = 1,071,222 × 1,071,222
4. Step 4: Simplify right side
   718,301x = 1,147,516,573,284
5. Step 5: Solve for x
   x = 1,147,516,573,284/718,301
6. Step 6: Final answer
   x = 1,597,542.78