Finding the Third Proportional to 9,997,361,433.56 and 21,499,291,387.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,997,361,433.56 : 21,499,291,387.12 = 21,499,291,387.12 : x
2. Step 2: Convert to fraction form
   9,997,361,433.56/21,499,291,387.12 = 21,499,291,387.12/x
3. Step 3: Cross multiply
   9,997,361,433.56x = 21,499,291,387.12 × 21,499,291,387.12
4. Step 4: Simplify right side
   9,997,361,433.56x = 462,219,530,148,464,230,400
5. Step 5: Solve for x
   x = 462,219,530,148,464,230,400/9,997,361,433.56
6. Step 6: Final answer
   x = 46,234,152,203.07