Finding the Fourth Proportional to 875,196.93, 1,207,755.04 and 493,216.05

Step by Step Solution

1. Step 1: Write the proportion equation
   875,196.93 : 1,207,755.04 = 493,216.05 : x
2. Step 2: Convert to fraction form
   875,196.93/1,207,755.04 = 493,216.05/x
3. Step 3: Cross multiply
   875,196.93x = 1,207,755.04 × 493,216.05
4. Step 4: Simplify right side
   875,196.93x = 595,684,170,196.39
5. Step 5: Solve for x
   x = 595,684,170,196.39/875,196.93
6. Step 6: Final answer
   x = 680,628.72