Finding the Third Proportional to 112,970.25 and 243,450

Step by Step Solution

1. Step 1: Write the proportion equation
   112,970.25 : 243,450 = 243,450 : x
2. Step 2: Convert to fraction form
   112,970.25/243,450 = 243,450/x
3. Step 3: Cross multiply
   112,970.25x = 243,450 × 243,450
4. Step 4: Simplify right side
   112,970.25x = 59,267,902,500
5. Step 5: Solve for x
   x = 59,267,902,500/112,970.25
6. Step 6: Final answer
   x = 524,632.83