Finding the Third Proportional to 112,061 and 242,789

Step by Step Solution

1. Step 1: Write the proportion equation
   112,061 : 242,789 = 242,789 : x
2. Step 2: Convert to fraction form
   112,061/242,789 = 242,789/x
3. Step 3: Cross multiply
   112,061x = 242,789 × 242,789
4. Step 4: Simplify right side
   112,061x = 58,946,498,521
5. Step 5: Solve for x
   x = 58,946,498,521/112,061
6. Step 6: Final answer
   x = 526,021.53