Finding the Third Proportional to 238,572 and 519,214.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,572 : 519,214.50 = 519,214.50 : x
2. Step 2: Convert to fraction form
   238,572/519,214.50 = 519,214.50/x
3. Step 3: Cross multiply
   238,572x = 519,214.50 × 519,214.50
4. Step 4: Simplify right side
   238,572x = 269,583,697,010.25
5. Step 5: Solve for x
   x = 269,583,697,010.25/238,572
6. Step 6: Final answer
   x = 1,129,988.84