Finding the Third Proportional to 90,084 and 140,113

Step by Step Solution

1. Step 1: Write the proportion equation
   90,084 : 140,113 = 140,113 : x
2. Step 2: Convert to fraction form
   90,084/140,113 = 140,113/x
3. Step 3: Cross multiply
   90,084x = 140,113 × 140,113
4. Step 4: Simplify right side
   90,084x = 19,631,652,769
5. Step 5: Solve for x
   x = 19,631,652,769/90,084
6. Step 6: Final answer
   x = 217,926.08