Finding the Third Proportional to 879,888,361.50 and 1,911,112,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   879,888,361.50 : 1,911,112,951.50 = 1,911,112,951.50 : x
2. Step 2: Convert to fraction form
   879,888,361.50/1,911,112,951.50 = 1,911,112,951.50/x
3. Step 3: Cross multiply
   879,888,361.50x = 1,911,112,951.50 × 1,911,112,951.50
4. Step 4: Simplify right side
   879,888,361.50x = 3,652,352,713,391,041,536
5. Step 5: Solve for x
   x = 3,652,352,713,391,041,536/879,888,361.50
6. Step 6: Final answer
   x = 4,150,927,405.34