Finding the Third Proportional to 91,030 and 196,964

Step by Step Solution

1. Step 1: Write the proportion equation
   91,030 : 196,964 = 196,964 : x
2. Step 2: Convert to fraction form
   91,030/196,964 = 196,964/x
3. Step 3: Cross multiply
   91,030x = 196,964 × 196,964
4. Step 4: Simplify right side
   91,030x = 38,794,817,296
5. Step 5: Solve for x
   x = 38,794,817,296/91,030
6. Step 6: Final answer
   x = 426,176.18