Finding the Third Proportional to 148,152 and 240,696

Step by Step Solution

1. Step 1: Write the proportion equation
   148,152 : 240,696 = 240,696 : x
2. Step 2: Convert to fraction form
   148,152/240,696 = 240,696/x
3. Step 3: Cross multiply
   148,152x = 240,696 × 240,696
4. Step 4: Simplify right side
   148,152x = 57,934,564,416
5. Step 5: Solve for x
   x = 57,934,564,416/148,152
6. Step 6: Final answer
   x = 391,048.14