Finding the Third Proportional to 602,175 and 908,365.50

Step by Step Solution

1. Step 1: Write the proportion equation
   602,175 : 908,365.50 = 908,365.50 : x
2. Step 2: Convert to fraction form
   602,175/908,365.50 = 908,365.50/x
3. Step 3: Cross multiply
   602,175x = 908,365.50 × 908,365.50
4. Step 4: Simplify right side
   602,175x = 825,127,881,590.25
5. Step 5: Solve for x
   x = 825,127,881,590.25/602,175
6. Step 6: Final answer
   x = 1,370,245.99