Finding the Fourth Proportional to 573,667.02, 791,518.77 and 358,699.50

Step by Step Solution

1. Step 1: Write the proportion equation
   573,667.02 : 791,518.77 = 358,699.50 : x
2. Step 2: Convert to fraction form
   573,667.02/791,518.77 = 358,699.50/x
3. Step 3: Cross multiply
   573,667.02x = 791,518.77 × 358,699.50
4. Step 4: Simplify right side
   573,667.02x = 283,917,387,039.62
5. Step 5: Solve for x
   x = 283,917,387,039.62/573,667.02
6. Step 6: Final answer
   x = 494,916.70