Finding the Third Proportional to 183,518 and 404,287.50

Step by Step Solution

1. Step 1: Write the proportion equation
   183,518 : 404,287.50 = 404,287.50 : x
2. Step 2: Convert to fraction form
   183,518/404,287.50 = 404,287.50/x
3. Step 3: Cross multiply
   183,518x = 404,287.50 × 404,287.50
4. Step 4: Simplify right side
   183,518x = 163,448,382,656.25
5. Step 5: Solve for x
   x = 163,448,382,656.25/183,518
6. Step 6: Final answer
   x = 890,639.52