Finding the Third Proportional to 710,340 and 1,072,854

Step by Step Solution

1. Step 1: Write the proportion equation
   710,340 : 1,072,854 = 1,072,854 : x
2. Step 2: Convert to fraction form
   710,340/1,072,854 = 1,072,854/x
3. Step 3: Cross multiply
   710,340x = 1,072,854 × 1,072,854
4. Step 4: Simplify right side
   710,340x = 1,151,015,705,316
5. Step 5: Solve for x
   x = 1,151,015,705,316/710,340
6. Step 6: Final answer
   x = 1,620,372.93