Finding the Third Proportional to 1,986,892.50 and 3,147,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,986,892.50 : 3,147,528 = 3,147,528 : x
2. Step 2: Convert to fraction form
   1,986,892.50/3,147,528 = 3,147,528/x
3. Step 3: Cross multiply
   1,986,892.50x = 3,147,528 × 3,147,528
4. Step 4: Simplify right side
   1,986,892.50x = 9,906,932,510,784
5. Step 5: Solve for x
   x = 9,906,932,510,784/1,986,892.50
6. Step 6: Final answer
   x = 4,986,144.20