Finding the Third Proportional to 5,591,031,077 and 12,423,191,485

Step by Step Solution

1. Step 1: Write the proportion equation
   5,591,031,077 : 12,423,191,485 = 12,423,191,485 : x
2. Step 2: Convert to fraction form
   5,591,031,077/12,423,191,485 = 12,423,191,485/x
3. Step 3: Cross multiply
   5,591,031,077x = 12,423,191,485 × 12,423,191,485
4. Step 4: Simplify right side
   5,591,031,077x = 154,335,686,672,976,510,976
5. Step 5: Solve for x
   x = 154,335,686,672,976,510,976/5,591,031,077
6. Step 6: Final answer
   x = 27,604,154,680.50