Finding the Third Proportional to 90,166 and 130,598

Step by Step Solution

1. Step 1: Write the proportion equation
   90,166 : 130,598 = 130,598 : x
2. Step 2: Convert to fraction form
   90,166/130,598 = 130,598/x
3. Step 3: Cross multiply
   90,166x = 130,598 × 130,598
4. Step 4: Simplify right side
   90,166x = 17,055,837,604
5. Step 5: Solve for x
   x = 17,055,837,604/90,166
6. Step 6: Final answer
   x = 189,160.41