Finding the Third Proportional to 593,109 and 919,158

Step by Step Solution

1. Step 1: Write the proportion equation
   593,109 : 919,158 = 919,158 : x
2. Step 2: Convert to fraction form
   593,109/919,158 = 919,158/x
3. Step 3: Cross multiply
   593,109x = 919,158 × 919,158
4. Step 4: Simplify right side
   593,109x = 844,851,428,964
5. Step 5: Solve for x
   x = 844,851,428,964/593,109
6. Step 6: Final answer
   x = 1,424,445.47