Finding the Third Proportional to 56,790 and 117,222

Step by Step Solution

1. Step 1: Write the proportion equation
   56,790 : 117,222 = 117,222 : x
2. Step 2: Convert to fraction form
   56,790/117,222 = 117,222/x
3. Step 3: Cross multiply
   56,790x = 117,222 × 117,222
4. Step 4: Simplify right side
   56,790x = 13,740,997,284
5. Step 5: Solve for x
   x = 13,740,997,284/56,790
6. Step 6: Final answer
   x = 241,961.57