Finding the Third Proportional to 9,659,412 and 13,071,942

Step by Step Solution

1. Step 1: Write the proportion equation
   9,659,412 : 13,071,942 = 13,071,942 : x
2. Step 2: Convert to fraction form
   9,659,412/13,071,942 = 13,071,942/x
3. Step 3: Cross multiply
   9,659,412x = 13,071,942 × 13,071,942
4. Step 4: Simplify right side
   9,659,412x = 170,875,667,651,364
5. Step 5: Solve for x
   x = 170,875,667,651,364/9,659,412
6. Step 6: Final answer
   x = 17,690,069.30