Finding the Third Proportional to 151,409 and 235,111

Step by Step Solution

1. Step 1: Write the proportion equation
   151,409 : 235,111 = 235,111 : x
2. Step 2: Convert to fraction form
   151,409/235,111 = 235,111/x
3. Step 3: Cross multiply
   151,409x = 235,111 × 235,111
4. Step 4: Simplify right side
   151,409x = 55,277,182,321
5. Step 5: Solve for x
   x = 55,277,182,321/151,409
6. Step 6: Final answer
   x = 365,085.18