Finding the Third Proportional to 133,362 and 290,689.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,362 : 290,689.50 = 290,689.50 : x
2. Step 2: Convert to fraction form
   133,362/290,689.50 = 290,689.50/x
3. Step 3: Cross multiply
   133,362x = 290,689.50 × 290,689.50
4. Step 4: Simplify right side
   133,362x = 84,500,385,410.25
5. Step 5: Solve for x
   x = 84,500,385,410.25/133,362
6. Step 6: Final answer
   x = 633,616.66