Finding the Third Proportional to 11,188,272,468 and 16,778,300,364

Step by Step Solution

1. Step 1: Write the proportion equation
   11,188,272,468 : 16,778,300,364 = 16,778,300,364 : x
2. Step 2: Convert to fraction form
   11,188,272,468/16,778,300,364 = 16,778,300,364/x
3. Step 3: Cross multiply
   11,188,272,468x = 16,778,300,364 × 16,778,300,364
4. Step 4: Simplify right side
   11,188,272,468x = 281,511,363,104,602,521,600
5. Step 5: Solve for x
   x = 281,511,363,104,602,521,600/11,188,272,468
6. Step 6: Final answer
   x = 25,161,289,547.58