Finding the Third Proportional to 2,184,438 and 4,788,778.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184,438 : 4,788,778.50 = 4,788,778.50 : x
2. Step 2: Convert to fraction form
   2,184,438/4,788,778.50 = 4,788,778.50/x
3. Step 3: Cross multiply
   2,184,438x = 4,788,778.50 × 4,788,778.50
4. Step 4: Simplify right side
   2,184,438x = 22,932,399,522,062.25
5. Step 5: Solve for x
   x = 22,932,399,522,062.25/2,184,438
6. Step 6: Final answer
   x = 10,498,077.55