Finding the Third Proportional to 151,156 and 329,528

Step by Step Solution

1. Step 1: Write the proportion equation
   151,156 : 329,528 = 329,528 : x
2. Step 2: Convert to fraction form
   151,156/329,528 = 329,528/x
3. Step 3: Cross multiply
   151,156x = 329,528 × 329,528
4. Step 4: Simplify right side
   151,156x = 108,588,702,784
5. Step 5: Solve for x
   x = 108,588,702,784/151,156
6. Step 6: Final answer
   x = 718,388.31