Finding the Third Proportional to 716,915 and 1,564,260

Step by Step Solution

1. Step 1: Write the proportion equation
   716,915 : 1,564,260 = 1,564,260 : x
2. Step 2: Convert to fraction form
   716,915/1,564,260 = 1,564,260/x
3. Step 3: Cross multiply
   716,915x = 1,564,260 × 1,564,260
4. Step 4: Simplify right side
   716,915x = 2,446,909,347,600
5. Step 5: Solve for x
   x = 2,446,909,347,600/716,915
6. Step 6: Final answer
   x = 3,413,109.43