Finding the Third Proportional to 2,154,840.75 and 3,213,574.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,840.75 : 3,213,574.88 = 3,213,574.88 : x
2. Step 2: Convert to fraction form
   2,154,840.75/3,213,574.88 = 3,213,574.88/x
3. Step 3: Cross multiply
   2,154,840.75x = 3,213,574.88 × 3,213,574.88
4. Step 4: Simplify right side
   2,154,840.75x = 10,327,063,477,231.27
5. Step 5: Solve for x
   x = 10,327,063,477,231.27/2,154,840.75
6. Step 6: Final answer
   x = 4,792,494.98