Finding the Third Proportional to 9,788,076 and 21,345,624

Step by Step Solution

1. Step 1: Write the proportion equation
   9,788,076 : 21,345,624 = 21,345,624 : x
2. Step 2: Convert to fraction form
   9,788,076/21,345,624 = 21,345,624/x
3. Step 3: Cross multiply
   9,788,076x = 21,345,624 × 21,345,624
4. Step 4: Simplify right side
   9,788,076x = 455,635,663,949,376
5. Step 5: Solve for x
   x = 455,635,663,949,376/9,788,076
6. Step 6: Final answer
   x = 46,550,074.19