Finding the Third Proportional to 250,152 and 590,142

Step by Step Solution

1. Step 1: Write the proportion equation
   250,152 : 590,142 = 590,142 : x
2. Step 2: Convert to fraction form
   250,152/590,142 = 590,142/x
3. Step 3: Cross multiply
   250,152x = 590,142 × 590,142
4. Step 4: Simplify right side
   250,152x = 348,267,580,164
5. Step 5: Solve for x
   x = 348,267,580,164/250,152
6. Step 6: Final answer
   x = 1,392,223.85