Finding the Third Proportional to 116,680 and 241,136

Step by Step Solution

1. Step 1: Write the proportion equation
   116,680 : 241,136 = 241,136 : x
2. Step 2: Convert to fraction form
   116,680/241,136 = 241,136/x
3. Step 3: Cross multiply
   116,680x = 241,136 × 241,136
4. Step 4: Simplify right side
   116,680x = 58,146,570,496
5. Step 5: Solve for x
   x = 58,146,570,496/116,680
6. Step 6: Final answer
   x = 498,342.22