Finding the Third Proportional to 183,628 and 389,301.50

Step by Step Solution

1. Step 1: Write the proportion equation
   183,628 : 389,301.50 = 389,301.50 : x
2. Step 2: Convert to fraction form
   183,628/389,301.50 = 389,301.50/x
3. Step 3: Cross multiply
   183,628x = 389,301.50 × 389,301.50
4. Step 4: Simplify right side
   183,628x = 151,555,657,902.25
5. Step 5: Solve for x
   x = 151,555,657,902.25/183,628
6. Step 6: Final answer
   x = 825,340.68