Finding the Third Proportional to 9,884,148 and 21,657,864

Step by Step Solution

1. Step 1: Write the proportion equation
   9,884,148 : 21,657,864 = 21,657,864 : x
2. Step 2: Convert to fraction form
   9,884,148/21,657,864 = 21,657,864/x
3. Step 3: Cross multiply
   9,884,148x = 21,657,864 × 21,657,864
4. Step 4: Simplify right side
   9,884,148x = 469,063,073,042,496
5. Step 5: Solve for x
   x = 469,063,073,042,496/9,884,148
6. Step 6: Final answer
   x = 47,456,095.66