Finding the Third Proportional to 582,139.50 and 1,272,483

Step by Step Solution

1. Step 1: Write the proportion equation
   582,139.50 : 1,272,483 = 1,272,483 : x
2. Step 2: Convert to fraction form
   582,139.50/1,272,483 = 1,272,483/x
3. Step 3: Cross multiply
   582,139.50x = 1,272,483 × 1,272,483
4. Step 4: Simplify right side
   582,139.50x = 1,619,212,985,289
5. Step 5: Solve for x
   x = 1,619,212,985,289/582,139.50
6. Step 6: Final answer
   x = 2,781,486.20