Finding the Third Proportional to 117,063 and 248,710.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,063 : 248,710.50 = 248,710.50 : x
2. Step 2: Convert to fraction form
   117,063/248,710.50 = 248,710.50/x
3. Step 3: Cross multiply
   117,063x = 248,710.50 × 248,710.50
4. Step 4: Simplify right side
   117,063x = 61,856,912,810.25
5. Step 5: Solve for x
   x = 61,856,912,810.25/117,063
6. Step 6: Final answer
   x = 528,407.04