Finding the Third Proportional to 582,148.50 and 1,272,507

Step by Step Solution

1. Step 1: Write the proportion equation
   582,148.50 : 1,272,507 = 1,272,507 : x
2. Step 2: Convert to fraction form
   582,148.50/1,272,507 = 1,272,507/x
3. Step 3: Cross multiply
   582,148.50x = 1,272,507 × 1,272,507
4. Step 4: Simplify right side
   582,148.50x = 1,619,274,065,049
5. Step 5: Solve for x
   x = 1,619,274,065,049/582,148.50
6. Step 6: Final answer
   x = 2,781,548.12