Finding the Third Proportional to 4,566,870 and 9,937,695

Step by Step Solution

1. Step 1: Write the proportion equation
   4,566,870 : 9,937,695 = 9,937,695 : x
2. Step 2: Convert to fraction form
   4,566,870/9,937,695 = 9,937,695/x
3. Step 3: Cross multiply
   4,566,870x = 9,937,695 × 9,937,695
4. Step 4: Simplify right side
   4,566,870x = 98,757,781,913,025
5. Step 5: Solve for x
   x = 98,757,781,913,025/4,566,870
6. Step 6: Final answer
   x = 21,624,828.80