Finding the Third Proportional to 58,326 and 90,066

Step by Step Solution

1. Step 1: Write the proportion equation
   58,326 : 90,066 = 90,066 : x
2. Step 2: Convert to fraction form
   58,326/90,066 = 90,066/x
3. Step 3: Cross multiply
   58,326x = 90,066 × 90,066
4. Step 4: Simplify right side
   58,326x = 8,111,884,356
5. Step 5: Solve for x
   x = 8,111,884,356/58,326
6. Step 6: Final answer
   x = 139,078.36