Finding the Third Proportional to 167,814 and 254,158.31

Step by Step Solution

1. Step 1: Write the proportion equation
   167,814 : 254,158.31 = 254,158.31 : x
2. Step 2: Convert to fraction form
   167,814/254,158.31 = 254,158.31/x
3. Step 3: Cross multiply
   167,814x = 254,158.31 × 254,158.31
4. Step 4: Simplify right side
   167,814x = 64,596,447,812.85
5. Step 5: Solve for x
   x = 64,596,447,812.85/167,814
6. Step 6: Final answer
   x = 384,928.84