Finding the Third Proportional to 76,900.13 and 166,068

Step by Step Solution

1. Step 1: Write the proportion equation
   76,900.13 : 166,068 = 166,068 : x
2. Step 2: Convert to fraction form
   76,900.13/166,068 = 166,068/x
3. Step 3: Cross multiply
   76,900.13x = 166,068 × 166,068
4. Step 4: Simplify right side
   76,900.13x = 27,578,580,624
5. Step 5: Solve for x
   x = 27,578,580,624/76,900.13
6. Step 6: Final answer
   x = 358,628.55