Finding the Third Proportional to 80,154 and 113,931

Step by Step Solution

1. Step 1: Write the proportion equation
   80,154 : 113,931 = 113,931 : x
2. Step 2: Convert to fraction form
   80,154/113,931 = 113,931/x
3. Step 3: Cross multiply
   80,154x = 113,931 × 113,931
4. Step 4: Simplify right side
   80,154x = 12,980,272,761
5. Step 5: Solve for x
   x = 12,980,272,761/80,154
6. Step 6: Final answer
   x = 161,941.67