Finding the Third Proportional to 1,418,849,594.16 and 3,315,072,976.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,849,594.16 : 3,315,072,976.88 = 3,315,072,976.88 : x
2. Step 2: Convert to fraction form
   1,418,849,594.16/3,315,072,976.88 = 3,315,072,976.88/x
3. Step 3: Cross multiply
   1,418,849,594.16x = 3,315,072,976.88 × 3,315,072,976.88
4. Step 4: Simplify right side
   1,418,849,594.16x = 10,989,708,842,006,874,112
5. Step 5: Solve for x
   x = 10,989,708,842,006,874,112/1,418,849,594.16
6. Step 6: Final answer
   x = 7,745,506,561.99