Finding the Third Proportional to 2,110,216,962.94 and 4,493,358,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,110,216,962.94 : 4,493,358,404.72 = 4,493,358,404.72 : x
2. Step 2: Convert to fraction form
   2,110,216,962.94/4,493,358,404.72 = 4,493,358,404.72/x
3. Step 3: Cross multiply
   2,110,216,962.94x = 4,493,358,404.72 × 4,493,358,404.72
4. Step 4: Simplify right side
   2,110,216,962.94x = 20,190,269,753,257,074,688
5. Step 5: Solve for x
   x = 20,190,269,753,257,074,688/2,110,216,962.94
6. Step 6: Final answer
   x = 9,567,864,398.72