Finding the Third Proportional to 593,149.50 and 919,218

Step by Step Solution

1. Step 1: Write the proportion equation
   593,149.50 : 919,218 = 919,218 : x
2. Step 2: Convert to fraction form
   593,149.50/919,218 = 919,218/x
3. Step 3: Cross multiply
   593,149.50x = 919,218 × 919,218
4. Step 4: Simplify right side
   593,149.50x = 844,961,731,524
5. Step 5: Solve for x
   x = 844,961,731,524/593,149.50
6. Step 6: Final answer
   x = 1,424,534.17