Finding the Third Proportional to 1,007,139,969 and 2,167,334,986.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,139,969 : 2,167,334,986.50 = 2,167,334,986.50 : x
2. Step 2: Convert to fraction form
   1,007,139,969/2,167,334,986.50 = 2,167,334,986.50/x
3. Step 3: Cross multiply
   1,007,139,969x = 2,167,334,986.50 × 2,167,334,986.50
4. Step 4: Simplify right side
   1,007,139,969x = 4,697,340,943,706,954,752
5. Step 5: Solve for x
   x = 4,697,340,943,706,954,752/1,007,139,969
6. Step 6: Final answer
   x = 4,664,039,843.81