Finding the Third Proportional to 1,378,840,240 and 2,063,375,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,840,240 : 2,063,375,047.50 = 2,063,375,047.50 : x
2. Step 2: Convert to fraction form
   1,378,840,240/2,063,375,047.50 = 2,063,375,047.50/x
3. Step 3: Cross multiply
   1,378,840,240x = 2,063,375,047.50 × 2,063,375,047.50
4. Step 4: Simplify right side
   1,378,840,240x = 4,257,516,586,645,627,392
5. Step 5: Solve for x
   x = 4,257,516,586,645,627,392/1,378,840,240
6. Step 6: Final answer
   x = 3,087,751,911.45