Finding the Third Proportional to 196,106 and 423,314

Step by Step Solution

1. Step 1: Write the proportion equation
   196,106 : 423,314 = 423,314 : x
2. Step 2: Convert to fraction form
   196,106/423,314 = 423,314/x
3. Step 3: Cross multiply
   196,106x = 423,314 × 423,314
4. Step 4: Simplify right side
   196,106x = 179,194,742,596
5. Step 5: Solve for x
   x = 179,194,742,596/196,106
6. Step 6: Final answer
   x = 913,764.71