Finding the Third Proportional to 7,766,649,726 and 17,116,390,020

Step by Step Solution

1. Step 1: Write the proportion equation
   7,766,649,726 : 17,116,390,020 = 17,116,390,020 : x
2. Step 2: Convert to fraction form
   7,766,649,726/17,116,390,020 = 17,116,390,020/x
3. Step 3: Cross multiply
   7,766,649,726x = 17,116,390,020 × 17,116,390,020
4. Step 4: Simplify right side
   7,766,649,726x = 292,970,807,316,755,611,648
5. Step 5: Solve for x
   x = 292,970,807,316,755,611,648/7,766,649,726
6. Step 6: Final answer
   x = 37,721,645,452.35