Finding the Third Proportional to 385,342 and 593,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   385,342 : 593,018.50 = 593,018.50 : x
2. Step 2: Convert to fraction form
   385,342/593,018.50 = 593,018.50/x
3. Step 3: Cross multiply
   385,342x = 593,018.50 × 593,018.50
4. Step 4: Simplify right side
   385,342x = 351,670,941,342.25
5. Step 5: Solve for x
   x = 351,670,941,342.25/385,342
6. Step 6: Final answer
   x = 912,620.33