Finding the Third Proportional to 183,856.50 and 288,900

Step by Step Solution

1. Step 1: Write the proportion equation
   183,856.50 : 288,900 = 288,900 : x
2. Step 2: Convert to fraction form
   183,856.50/288,900 = 288,900/x
3. Step 3: Cross multiply
   183,856.50x = 288,900 × 288,900
4. Step 4: Simplify right side
   183,856.50x = 83,463,210,000
5. Step 5: Solve for x
   x = 83,463,210,000/183,856.50
6. Step 6: Final answer
   x = 453,958.44