Finding the Third Proportional to 118,242 and 187,200

Step by Step Solution

1. Step 1: Write the proportion equation
   118,242 : 187,200 = 187,200 : x
2. Step 2: Convert to fraction form
   118,242/187,200 = 187,200/x
3. Step 3: Cross multiply
   118,242x = 187,200 × 187,200
4. Step 4: Simplify right side
   118,242x = 35,043,840,000
5. Step 5: Solve for x
   x = 35,043,840,000/118,242
6. Step 6: Final answer
   x = 296,373.88