Finding the Third Proportional to 580,255.50 and 1,261,392

Step by Step Solution

1. Step 1: Write the proportion equation
   580,255.50 : 1,261,392 = 1,261,392 : x
2. Step 2: Convert to fraction form
   580,255.50/1,261,392 = 1,261,392/x
3. Step 3: Cross multiply
   580,255.50x = 1,261,392 × 1,261,392
4. Step 4: Simplify right side
   580,255.50x = 1,591,109,777,664
5. Step 5: Solve for x
   x = 1,591,109,777,664/580,255.50
6. Step 6: Final answer
   x = 2,742,084.78