Finding the Third Proportional to 3,490,422,243 and 5,556,637,084.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,490,422,243 : 5,556,637,084.50 = 5,556,637,084.50 : x
2. Step 2: Convert to fraction form
   3,490,422,243/5,556,637,084.50 = 5,556,637,084.50/x
3. Step 3: Cross multiply
   3,490,422,243x = 5,556,637,084.50 × 5,556,637,084.50
4. Step 4: Simplify right side
   3,490,422,243x = 30,876,215,688,840,658,944
5. Step 5: Solve for x
   x = 30,876,215,688,840,658,944/3,490,422,243
6. Step 6: Final answer
   x = 8,845,982,961.16