Finding the Third Proportional to 4,547,088 and 9,724,410

Step by Step Solution

1. Step 1: Write the proportion equation
   4,547,088 : 9,724,410 = 9,724,410 : x
2. Step 2: Convert to fraction form
   4,547,088/9,724,410 = 9,724,410/x
3. Step 3: Cross multiply
   4,547,088x = 9,724,410 × 9,724,410
4. Step 4: Simplify right side
   4,547,088x = 94,564,149,848,100
5. Step 5: Solve for x
   x = 94,564,149,848,100/4,547,088
6. Step 6: Final answer
   x = 20,796,639.49