Finding the Third Proportional to 112,329 and 242,154

Step by Step Solution

1. Step 1: Write the proportion equation
   112,329 : 242,154 = 242,154 : x
2. Step 2: Convert to fraction form
   112,329/242,154 = 242,154/x
3. Step 3: Cross multiply
   112,329x = 242,154 × 242,154
4. Step 4: Simplify right side
   112,329x = 58,638,559,716
5. Step 5: Solve for x
   x = 58,638,559,716/112,329
6. Step 6: Final answer
   x = 522,025.12