Finding the Third Proportional to 188,149.50 and 455,058

Step by Step Solution

1. Step 1: Write the proportion equation
   188,149.50 : 455,058 = 455,058 : x
2. Step 2: Convert to fraction form
   188,149.50/455,058 = 455,058/x
3. Step 3: Cross multiply
   188,149.50x = 455,058 × 455,058
4. Step 4: Simplify right side
   188,149.50x = 207,077,783,364
5. Step 5: Solve for x
   x = 207,077,783,364/188,149.50
6. Step 6: Final answer
   x = 1,100,602.36