Finding the Third Proportional to 152,140 and 236,502

Step by Step Solution

1. Step 1: Write the proportion equation
   152,140 : 236,502 = 236,502 : x
2. Step 2: Convert to fraction form
   152,140/236,502 = 236,502/x
3. Step 3: Cross multiply
   152,140x = 236,502 × 236,502
4. Step 4: Simplify right side
   152,140x = 55,933,196,004
5. Step 5: Solve for x
   x = 55,933,196,004/152,140
6. Step 6: Final answer
   x = 367,642.93