Finding the Third Proportional to 43,418 and 90,292

Step by Step Solution

1. Step 1: Write the proportion equation
   43,418 : 90,292 = 90,292 : x
2. Step 2: Convert to fraction form
   43,418/90,292 = 90,292/x
3. Step 3: Cross multiply
   43,418x = 90,292 × 90,292
4. Step 4: Simplify right side
   43,418x = 8,152,645,264
5. Step 5: Solve for x
   x = 8,152,645,264/43,418
6. Step 6: Final answer
   x = 187,771.09