Finding the Third Proportional to 9,868,050,821.25 and 21,544,399,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,868,050,821.25 : 21,544,399,723.50 = 21,544,399,723.50 : x
2. Step 2: Convert to fraction form
   9,868,050,821.25/21,544,399,723.50 = 21,544,399,723.50/x
3. Step 3: Cross multiply
   9,868,050,821.25x = 21,544,399,723.50 × 21,544,399,723.50
4. Step 4: Simplify right side
   9,868,050,821.25x = 464,161,159,445,946,892,288
5. Step 5: Solve for x
   x = 464,161,159,445,946,892,288/9,868,050,821.25
6. Step 6: Final answer
   x = 47,036,762,158.38