Finding the Fourth Proportional to 573,401.77, 791,314.76 and 315,298.37

Step by Step Solution

1. Step 1: Write the proportion equation
   573,401.77 : 791,314.76 = 315,298.37 : x
2. Step 2: Convert to fraction form
   573,401.77/791,314.76 = 315,298.37/x
3. Step 3: Cross multiply
   573,401.77x = 791,314.76 × 315,298.37
4. Step 4: Simplify right side
   573,401.77x = 249,500,256,751.47
5. Step 5: Solve for x
   x = 249,500,256,751.47/573,401.77
6. Step 6: Final answer
   x = 435,122.93