Finding the Third Proportional to 725,116.50 and 1,565,536.50

Step by Step Solution

1. Step 1: Write the proportion equation
   725,116.50 : 1,565,536.50 = 1,565,536.50 : x
2. Step 2: Convert to fraction form
   725,116.50/1,565,536.50 = 1,565,536.50/x
3. Step 3: Cross multiply
   725,116.50x = 1,565,536.50 × 1,565,536.50
4. Step 4: Simplify right side
   725,116.50x = 2,450,904,532,832.25
5. Step 5: Solve for x
   x = 2,450,904,532,832.25/725,116.50
6. Step 6: Final answer
   x = 3,380,014.84