Finding the Third Proportional to 114,454.31 and 248,611.50

Step by Step Solution

1. Step 1: Write the proportion equation
   114,454.31 : 248,611.50 = 248,611.50 : x
2. Step 2: Convert to fraction form
   114,454.31/248,611.50 = 248,611.50/x
3. Step 3: Cross multiply
   114,454.31x = 248,611.50 × 248,611.50
4. Step 4: Simplify right side
   114,454.31x = 61,807,677,932.25
5. Step 5: Solve for x
   x = 61,807,677,932.25/114,454.31
6. Step 6: Final answer
   x = 540,020.53