Finding the Third Proportional to 183,530.50 and 404,312

Step by Step Solution

1. Step 1: Write the proportion equation
   183,530.50 : 404,312 = 404,312 : x
2. Step 2: Convert to fraction form
   183,530.50/404,312 = 404,312/x
3. Step 3: Cross multiply
   183,530.50x = 404,312 × 404,312
4. Step 4: Simplify right side
   183,530.50x = 163,468,193,344
5. Step 5: Solve for x
   x = 163,468,193,344/183,530.50
6. Step 6: Final answer
   x = 890,686.80