Finding the Third Proportional to 112,522.50 and 235,440

Step by Step Solution

1. Step 1: Write the proportion equation
   112,522.50 : 235,440 = 235,440 : x
2. Step 2: Convert to fraction form
   112,522.50/235,440 = 235,440/x
3. Step 3: Cross multiply
   112,522.50x = 235,440 × 235,440
4. Step 4: Simplify right side
   112,522.50x = 55,431,993,600
5. Step 5: Solve for x
   x = 55,431,993,600/112,522.50
6. Step 6: Final answer
   x = 492,630.31