Finding the Third Proportional to 12,651,070,295 and 18,510,909,064

Step by Step Solution

1. Step 1: Write the proportion equation
   12,651,070,295 : 18,510,909,064 = 18,510,909,064 : x
2. Step 2: Convert to fraction form
   12,651,070,295/18,510,909,064 = 18,510,909,064/x
3. Step 3: Cross multiply
   12,651,070,295x = 18,510,909,064 × 18,510,909,064
4. Step 4: Simplify right side
   12,651,070,295x = 342,653,754,375,677,345,792
5. Step 5: Solve for x
   x = 342,653,754,375,677,345,792/12,651,070,295
6. Step 6: Final answer
   x = 27,084,961,697.75