Finding the Third Proportional to 302,553 and 401,341.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,553 : 401,341.50 = 401,341.50 : x
2. Step 2: Convert to fraction form
   302,553/401,341.50 = 401,341.50/x
3. Step 3: Cross multiply
   302,553x = 401,341.50 × 401,341.50
4. Step 4: Simplify right side
   302,553x = 161,074,999,622.25
5. Step 5: Solve for x
   x = 161,074,999,622.25/302,553
6. Step 6: Final answer
   x = 532,386.06