Finding the Fourth Proportional to 585,665.02, 807,614.31 and 501,062.14

Step by Step Solution

1. Step 1: Write the proportion equation
   585,665.02 : 807,614.31 = 501,062.14 : x
2. Step 2: Convert to fraction form
   585,665.02/807,614.31 = 501,062.14/x
3. Step 3: Cross multiply
   585,665.02x = 807,614.31 × 501,062.14
4. Step 4: Simplify right side
   585,665.02x = 404,664,954,463.22
5. Step 5: Solve for x
   x = 404,664,954,463.22/585,665.02
6. Step 6: Final answer
   x = 690,949.50