Finding the Fourth Proportional to 1,477.15, 2,037.57 and 879.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.15 : 2,037.57 = 879.25 : x
2. Step 2: Convert to fraction form
   1,477.15/2,037.57 = 879.25/x
3. Step 3: Cross multiply
   1,477.15x = 2,037.57 × 879.25
4. Step 4: Simplify right side
   1,477.15x = 1,791,523.23
5. Step 5: Solve for x
   x = 1,791,523.23/1,477.15
6. Step 6: Final answer
   x = 1,212.82