Finding the Third Proportional to 9,727,674,268 and 19,726,032,500

Step by Step Solution

1. Step 1: Write the proportion equation
   9,727,674,268 : 19,726,032,500 = 19,726,032,500 : x
2. Step 2: Convert to fraction form
   9,727,674,268/19,726,032,500 = 19,726,032,500/x
3. Step 3: Cross multiply
   9,727,674,268x = 19,726,032,500 × 19,726,032,500
4. Step 4: Simplify right side
   9,727,674,268x = 389,116,358,191,056,224,256
5. Step 5: Solve for x
   x = 389,116,358,191,056,224,256/9,727,674,268
6. Step 6: Final answer
   x = 40,000,965,027.28