Finding the Third Proportional to 118,232 and 259,458.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,232 : 259,458.50 = 259,458.50 : x
2. Step 2: Convert to fraction form
   118,232/259,458.50 = 259,458.50/x
3. Step 3: Cross multiply
   118,232x = 259,458.50 × 259,458.50
4. Step 4: Simplify right side
   118,232x = 67,318,713,222.25
5. Step 5: Solve for x
   x = 67,318,713,222.25/118,232
6. Step 6: Final answer
   x = 569,378.11