Finding the Third Proportional to 9,933,469,236 and 21,630,535,272

Step by Step Solution

1. Step 1: Write the proportion equation
   9,933,469,236 : 21,630,535,272 = 21,630,535,272 : x
2. Step 2: Convert to fraction form
   9,933,469,236/21,630,535,272 = 21,630,535,272/x
3. Step 3: Cross multiply
   9,933,469,236x = 21,630,535,272 × 21,630,535,272
4. Step 4: Simplify right side
   9,933,469,236x = 467,880,056,153,236,111,360
5. Step 5: Solve for x
   x = 467,880,056,153,236,111,360/9,933,469,236
6. Step 6: Final answer
   x = 47,101,374,659.48