Finding the Third Proportional to 8,063,248,260 and 12,621,185,785.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,063,248,260 : 12,621,185,785.50 = 12,621,185,785.50 : x
2. Step 2: Convert to fraction form
   8,063,248,260/12,621,185,785.50 = 12,621,185,785.50/x
3. Step 3: Cross multiply
   8,063,248,260x = 12,621,185,785.50 × 12,621,185,785.50
4. Step 4: Simplify right side
   8,063,248,260x = 159,294,330,632,107,261,952
5. Step 5: Solve for x
   x = 159,294,330,632,107,261,952/8,063,248,260
6. Step 6: Final answer
   x = 19,755,602,890.50