Finding the Third Proportional to 725,480 and 1,509,814

Step by Step Solution

1. Step 1: Write the proportion equation
   725,480 : 1,509,814 = 1,509,814 : x
2. Step 2: Convert to fraction form
   725,480/1,509,814 = 1,509,814/x
3. Step 3: Cross multiply
   725,480x = 1,509,814 × 1,509,814
4. Step 4: Simplify right side
   725,480x = 2,279,538,314,596
5. Step 5: Solve for x
   x = 2,279,538,314,596/725,480
6. Step 6: Final answer
   x = 3,142,110.48