Finding the Third Proportional to 6,543,522 and 9,992,429

Step by Step Solution

1. Step 1: Write the proportion equation
   6,543,522 : 9,992,429 = 9,992,429 : x
2. Step 2: Convert to fraction form
   6,543,522/9,992,429 = 9,992,429/x
3. Step 3: Cross multiply
   6,543,522x = 9,992,429 × 9,992,429
4. Step 4: Simplify right side
   6,543,522x = 99,848,637,320,041
5. Step 5: Solve for x
   x = 99,848,637,320,041/6,543,522
6. Step 6: Final answer
   x = 15,259,158.19