Finding the Third Proportional to 148,792 and 208,112

Step by Step Solution

1. Step 1: Write the proportion equation
   148,792 : 208,112 = 208,112 : x
2. Step 2: Convert to fraction form
   148,792/208,112 = 208,112/x
3. Step 3: Cross multiply
   148,792x = 208,112 × 208,112
4. Step 4: Simplify right side
   148,792x = 43,310,604,544
5. Step 5: Solve for x
   x = 43,310,604,544/148,792
6. Step 6: Final answer
   x = 291,081.54