Finding the Third Proportional to 596,925 and 1,288,386

Step by Step Solution

1. Step 1: Write the proportion equation
   596,925 : 1,288,386 = 1,288,386 : x
2. Step 2: Convert to fraction form
   596,925/1,288,386 = 1,288,386/x
3. Step 3: Cross multiply
   596,925x = 1,288,386 × 1,288,386
4. Step 4: Simplify right side
   596,925x = 1,659,938,484,996
5. Step 5: Solve for x
   x = 1,659,938,484,996/596,925
6. Step 6: Final answer
   x = 2,780,815.82