Finding the Third Proportional to 9,320,559 and 12,592,659

Step by Step Solution

1. Step 1: Write the proportion equation
   9,320,559 : 12,592,659 = 12,592,659 : x
2. Step 2: Convert to fraction form
   9,320,559/12,592,659 = 12,592,659/x
3. Step 3: Cross multiply
   9,320,559x = 12,592,659 × 12,592,659
4. Step 4: Simplify right side
   9,320,559x = 158,575,060,690,281
5. Step 5: Solve for x
   x = 158,575,060,690,281/9,320,559
6. Step 6: Final answer
   x = 17,013,471.05