Finding the Third Proportional to 619,176 and 1,264,591.50

Step by Step Solution

1. Step 1: Write the proportion equation
   619,176 : 1,264,591.50 = 1,264,591.50 : x
2. Step 2: Convert to fraction form
   619,176/1,264,591.50 = 1,264,591.50/x
3. Step 3: Cross multiply
   619,176x = 1,264,591.50 × 1,264,591.50
4. Step 4: Simplify right side
   619,176x = 1,599,191,661,872.25
5. Step 5: Solve for x
   x = 1,599,191,661,872.25/619,176
6. Step 6: Final answer
   x = 2,582,773.98