Finding the Third Proportional to 235,564.50 and 515,988

Step by Step Solution

1. Step 1: Write the proportion equation
   235,564.50 : 515,988 = 515,988 : x
2. Step 2: Convert to fraction form
   235,564.50/515,988 = 515,988/x
3. Step 3: Cross multiply
   235,564.50x = 515,988 × 515,988
4. Step 4: Simplify right side
   235,564.50x = 266,243,616,144
5. Step 5: Solve for x
   x = 266,243,616,144/235,564.50
6. Step 6: Final answer
   x = 1,130,236.59