Finding the Third Proportional to 2,505,912 and 3,817,620

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505,912 : 3,817,620 = 3,817,620 : x
2. Step 2: Convert to fraction form
   2,505,912/3,817,620 = 3,817,620/x
3. Step 3: Cross multiply
   2,505,912x = 3,817,620 × 3,817,620
4. Step 4: Simplify right side
   2,505,912x = 14,574,222,464,400
5. Step 5: Solve for x
   x = 14,574,222,464,400/2,505,912
6. Step 6: Final answer
   x = 5,815,935.46