Finding the Third Proportional to 112,958 and 245,590

Step by Step Solution

1. Step 1: Write the proportion equation
   112,958 : 245,590 = 245,590 : x
2. Step 2: Convert to fraction form
   112,958/245,590 = 245,590/x
3. Step 3: Cross multiply
   112,958x = 245,590 × 245,590
4. Step 4: Simplify right side
   112,958x = 60,314,448,100
5. Step 5: Solve for x
   x = 60,314,448,100/112,958
6. Step 6: Final answer
   x = 533,954.64