Finding the Third Proportional to 2,577,609 and 3,787,492.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577,609 : 3,787,492.50 = 3,787,492.50 : x
2. Step 2: Convert to fraction form
   2,577,609/3,787,492.50 = 3,787,492.50/x
3. Step 3: Cross multiply
   2,577,609x = 3,787,492.50 × 3,787,492.50
4. Step 4: Simplify right side
   2,577,609x = 14,345,099,437,556.25
5. Step 5: Solve for x
   x = 14,345,099,437,556.25/2,577,609
6. Step 6: Final answer
   x = 5,565,273.65