Finding the Third Proportional to 7,077,287,805 and 10,988,838,522

Step by Step Solution

1. Step 1: Write the proportion equation
   7,077,287,805 : 10,988,838,522 = 10,988,838,522 : x
2. Step 2: Convert to fraction form
   7,077,287,805/10,988,838,522 = 10,988,838,522/x
3. Step 3: Cross multiply
   7,077,287,805x = 10,988,838,522 × 10,988,838,522
4. Step 4: Simplify right side
   7,077,287,805x = 120,754,572,062,591,139,840
5. Step 5: Solve for x
   x = 120,754,572,062,591,139,840/7,077,287,805
6. Step 6: Final answer
   x = 17,062,266,702.97