Finding the Third Proportional to 133,428.50 and 202,892

Step by Step Solution

1. Step 1: Write the proportion equation
   133,428.50 : 202,892 = 202,892 : x
2. Step 2: Convert to fraction form
   133,428.50/202,892 = 202,892/x
3. Step 3: Cross multiply
   133,428.50x = 202,892 × 202,892
4. Step 4: Simplify right side
   133,428.50x = 41,165,163,664
5. Step 5: Solve for x
   x = 41,165,163,664/133,428.50
6. Step 6: Final answer
   x = 308,518.52