Finding the Third Proportional to 238,584 and 518,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,584 : 518,614.50 = 518,614.50 : x
2. Step 2: Convert to fraction form
   238,584/518,614.50 = 518,614.50/x
3. Step 3: Cross multiply
   238,584x = 518,614.50 × 518,614.50
4. Step 4: Simplify right side
   238,584x = 268,960,999,610.25
5. Step 5: Solve for x
   x = 268,960,999,610.25/238,584
6. Step 6: Final answer
   x = 1,127,322.03