Finding the Third Proportional to 578,262 and 1,253,056.50

Step by Step Solution

1. Step 1: Write the proportion equation
   578,262 : 1,253,056.50 = 1,253,056.50 : x
2. Step 2: Convert to fraction form
   578,262/1,253,056.50 = 1,253,056.50/x
3. Step 3: Cross multiply
   578,262x = 1,253,056.50 × 1,253,056.50
4. Step 4: Simplify right side
   578,262x = 1,570,150,592,192.25
5. Step 5: Solve for x
   x = 1,570,150,592,192.25/578,262
6. Step 6: Final answer
   x = 2,715,292.71