Finding the Third Proportional to 133,152.75 and 187,290

Step by Step Solution

1. Step 1: Write the proportion equation
   133,152.75 : 187,290 = 187,290 : x
2. Step 2: Convert to fraction form
   133,152.75/187,290 = 187,290/x
3. Step 3: Cross multiply
   133,152.75x = 187,290 × 187,290
4. Step 4: Simplify right side
   133,152.75x = 35,077,544,100
5. Step 5: Solve for x
   x = 35,077,544,100/133,152.75
6. Step 6: Final answer
   x = 263,438.38