Finding the Third Proportional to 112,582 and 243,904

Step by Step Solution

1. Step 1: Write the proportion equation
   112,582 : 243,904 = 243,904 : x
2. Step 2: Convert to fraction form
   112,582/243,904 = 243,904/x
3. Step 3: Cross multiply
   112,582x = 243,904 × 243,904
4. Step 4: Simplify right side
   112,582x = 59,489,161,216
5. Step 5: Solve for x
   x = 59,489,161,216/112,582
6. Step 6: Final answer
   x = 528,407.39