Finding the Third Proportional to 2,019,258,787.50 and 3,101,828,728.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,258,787.50 : 3,101,828,728.50 = 3,101,828,728.50 : x
2. Step 2: Convert to fraction form
   2,019,258,787.50/3,101,828,728.50 = 3,101,828,728.50/x
3. Step 3: Cross multiply
   2,019,258,787.50x = 3,101,828,728.50 × 3,101,828,728.50
4. Step 4: Simplify right side
   2,019,258,787.50x = 9,621,341,460,947,927,040
5. Step 5: Solve for x
   x = 9,621,341,460,947,927,040/2,019,258,787.50
6. Step 6: Final answer
   x = 4,764,788,703.91