Finding the Third Proportional to 90,964 and 140,334

Step by Step Solution

1. Step 1: Write the proportion equation
   90,964 : 140,334 = 140,334 : x
2. Step 2: Convert to fraction form
   90,964/140,334 = 140,334/x
3. Step 3: Cross multiply
   90,964x = 140,334 × 140,334
4. Step 4: Simplify right side
   90,964x = 19,693,631,556
5. Step 5: Solve for x
   x = 19,693,631,556/90,964
6. Step 6: Final answer
   x = 216,499.18