Finding the Third Proportional to 9,949,788 and 21,095,280

Step by Step Solution

1. Step 1: Write the proportion equation
   9,949,788 : 21,095,280 = 21,095,280 : x
2. Step 2: Convert to fraction form
   9,949,788/21,095,280 = 21,095,280/x
3. Step 3: Cross multiply
   9,949,788x = 21,095,280 × 21,095,280
4. Step 4: Simplify right side
   9,949,788x = 445,010,838,278,400
5. Step 5: Solve for x
   x = 445,010,838,278,400/9,949,788
6. Step 6: Final answer
   x = 44,725,660.31