Finding the Fourth Proportional to 647,175.04, 893,131.98 and 360,697.12

Step by Step Solution

1. Step 1: Write the proportion equation
   647,175.04 : 893,131.98 = 360,697.12 : x
2. Step 2: Convert to fraction form
   647,175.04/893,131.98 = 360,697.12/x
3. Step 3: Cross multiply
   647,175.04x = 893,131.98 × 360,697.12
4. Step 4: Simplify right side
   647,175.04x = 322,150,132,965.90
5. Step 5: Solve for x
   x = 322,150,132,965.90/647,175.04
6. Step 6: Final answer
   x = 497,778.98