Finding the Third Proportional to 112,072 and 242,810

Step by Step Solution

1. Step 1: Write the proportion equation
   112,072 : 242,810 = 242,810 : x
2. Step 2: Convert to fraction form
   112,072/242,810 = 242,810/x
3. Step 3: Cross multiply
   112,072x = 242,810 × 242,810
4. Step 4: Simplify right side
   112,072x = 58,956,696,100
5. Step 5: Solve for x
   x = 58,956,696,100/112,072
6. Step 6: Final answer
   x = 526,060.89