Finding the Third Proportional to 21,053,724 and 31,736,112

Step by Step Solution

1. Step 1: Write the proportion equation
   21,053,724 : 31,736,112 = 31,736,112 : x
2. Step 2: Convert to fraction form
   21,053,724/31,736,112 = 31,736,112/x
3. Step 3: Cross multiply
   21,053,724x = 31,736,112 × 31,736,112
4. Step 4: Simplify right side
   21,053,724x = 1,007,180,804,876,544
5. Step 5: Solve for x
   x = 1,007,180,804,876,544/21,053,724
6. Step 6: Final answer
   x = 47,838,605.89