Finding the Fourth Proportional to 497,977.89, 745,513.59 and 370,459.86

Step by Step Solution

1. Step 1: Write the proportion equation
   497,977.89 : 745,513.59 = 370,459.86 : x
2. Step 2: Convert to fraction form
   497,977.89/745,513.59 = 370,459.86/x
3. Step 3: Cross multiply
   497,977.89x = 745,513.59 × 370,459.86
4. Step 4: Simplify right side
   497,977.89x = 276,182,860,179.50
5. Step 5: Solve for x
   x = 276,182,860,179.50/497,977.89
6. Step 6: Final answer
   x = 554,608.68