Finding the Third Proportional to 4,189,139,322 and 9,113,766,471

Step by Step Solution

1. Step 1: Write the proportion equation
   4,189,139,322 : 9,113,766,471 = 9,113,766,471 : x
2. Step 2: Convert to fraction form
   4,189,139,322/9,113,766,471 = 9,113,766,471/x
3. Step 3: Cross multiply
   4,189,139,322x = 9,113,766,471 × 9,113,766,471
4. Step 4: Simplify right side
   4,189,139,322x = 83,060,739,287,923,785,728
5. Step 5: Solve for x
   x = 83,060,739,287,923,785,728/4,189,139,322
6. Step 6: Final answer
   x = 19,827,638,305.49