Finding the Third Proportional to 2,157,844.50 and 4,722,055.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,157,844.50 : 4,722,055.50 = 4,722,055.50 : x
2. Step 2: Convert to fraction form
   2,157,844.50/4,722,055.50 = 4,722,055.50/x
3. Step 3: Cross multiply
   2,157,844.50x = 4,722,055.50 × 4,722,055.50
4. Step 4: Simplify right side
   2,157,844.50x = 22,297,808,145,080.25
5. Step 5: Solve for x
   x = 22,297,808,145,080.25/2,157,844.50
6. Step 6: Final answer
   x = 10,333,371.17