Finding the Third Proportional to 1,789,596,468 and 3,888,964,912.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789,596,468 : 3,888,964,912.50 = 3,888,964,912.50 : x
2. Step 2: Convert to fraction form
   1,789,596,468/3,888,964,912.50 = 3,888,964,912.50/x
3. Step 3: Cross multiply
   1,789,596,468x = 3,888,964,912.50 × 3,888,964,912.50
4. Step 4: Simplify right side
   1,789,596,468x = 15,124,048,090,656,133,120
5. Step 5: Solve for x
   x = 15,124,048,090,656,133,120/1,789,596,468
6. Step 6: Final answer
   x = 8,451,094,065.67