Finding the Third Proportional to 116,585.50 and 251,010

Step by Step Solution

1. Step 1: Write the proportion equation
   116,585.50 : 251,010 = 251,010 : x
2. Step 2: Convert to fraction form
   116,585.50/251,010 = 251,010/x
3. Step 3: Cross multiply
   116,585.50x = 251,010 × 251,010
4. Step 4: Simplify right side
   116,585.50x = 63,006,020,100
5. Step 5: Solve for x
   x = 63,006,020,100/116,585.50
6. Step 6: Final answer
   x = 540,427.58