Finding the Third Proportional to 2,618,887,064 and 5,673,672,928

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618,887,064 : 5,673,672,928 = 5,673,672,928 : x
2. Step 2: Convert to fraction form
   2,618,887,064/5,673,672,928 = 5,673,672,928/x
3. Step 3: Cross multiply
   2,618,887,064x = 5,673,672,928 × 5,673,672,928
4. Step 4: Simplify right side
   2,618,887,064x = 32,190,564,493,920,092,160
5. Step 5: Solve for x
   x = 32,190,564,493,920,092,160/2,618,887,064
6. Step 6: Final answer
   x = 12,291,696,322.62