Finding the Third Proportional to 550,589 and 1,219,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   550,589 : 1,219,094.50 = 1,219,094.50 : x
2. Step 2: Convert to fraction form
   550,589/1,219,094.50 = 1,219,094.50/x
3. Step 3: Cross multiply
   550,589x = 1,219,094.50 × 1,219,094.50
4. Step 4: Simplify right side
   550,589x = 1,486,191,399,930.25
5. Step 5: Solve for x
   x = 1,486,191,399,930.25/550,589
6. Step 6: Final answer
   x = 2,699,275.50