Finding the Third Proportional to 719,870 and 1,117,533

Step by Step Solution

1. Step 1: Write the proportion equation
   719,870 : 1,117,533 = 1,117,533 : x
2. Step 2: Convert to fraction form
   719,870/1,117,533 = 1,117,533/x
3. Step 3: Cross multiply
   719,870x = 1,117,533 × 1,117,533
4. Step 4: Simplify right side
   719,870x = 1,248,880,006,089
5. Step 5: Solve for x
   x = 1,248,880,006,089/719,870
6. Step 6: Final answer
   x = 1,734,868.80