Finding the Third Proportional to 9,322,006,628 and 19,973,678,632

Step by Step Solution

1. Step 1: Write the proportion equation
   9,322,006,628 : 19,973,678,632 = 19,973,678,632 : x
2. Step 2: Convert to fraction form
   9,322,006,628/19,973,678,632 = 19,973,678,632/x
3. Step 3: Cross multiply
   9,322,006,628x = 19,973,678,632 × 19,973,678,632
4. Step 4: Simplify right side
   9,322,006,628x = 398,947,838,094,413,398,016
5. Step 5: Solve for x
   x = 398,947,838,094,413,398,016/9,322,006,628
6. Step 6: Final answer
   x = 42,796,347,826.67