Finding the Third Proportional to 9,974,144 and 21,814,528

Step by Step Solution

1. Step 1: Write the proportion equation
   9,974,144 : 21,814,528 = 21,814,528 : x
2. Step 2: Convert to fraction form
   9,974,144/21,814,528 = 21,814,528/x
3. Step 3: Cross multiply
   9,974,144x = 21,814,528 × 21,814,528
4. Step 4: Simplify right side
   9,974,144x = 475,873,631,862,784
5. Step 5: Solve for x
   x = 475,873,631,862,784/9,974,144
6. Step 6: Final answer
   x = 47,710,724.03