Finding the Third Proportional to 238,586.50 and 520,042

Step by Step Solution

1. Step 1: Write the proportion equation
   238,586.50 : 520,042 = 520,042 : x
2. Step 2: Convert to fraction form
   238,586.50/520,042 = 520,042/x
3. Step 3: Cross multiply
   238,586.50x = 520,042 × 520,042
4. Step 4: Simplify right side
   238,586.50x = 270,443,681,764
5. Step 5: Solve for x
   x = 270,443,681,764/238,586.50
6. Step 6: Final answer
   x = 1,133,524.66