Finding the Third Proportional to 183,436.50 and 400,498.50

Step by Step Solution

1. Step 1: Write the proportion equation
   183,436.50 : 400,498.50 = 400,498.50 : x
2. Step 2: Convert to fraction form
   183,436.50/400,498.50 = 400,498.50/x
3. Step 3: Cross multiply
   183,436.50x = 400,498.50 × 400,498.50
4. Step 4: Simplify right side
   183,436.50x = 160,399,048,502.25
5. Step 5: Solve for x
   x = 160,399,048,502.25/183,436.50
6. Step 6: Final answer
   x = 874,411.85