Finding the Fourth Proportional to 2,695.35, 4,039.59 and 1,212.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,695.35 : 4,039.59 = 1,212.98 : x
2. Step 2: Convert to fraction form
   2,695.35/4,039.59 = 1,212.98/x
3. Step 3: Cross multiply
   2,695.35x = 4,039.59 × 1,212.98
4. Step 4: Simplify right side
   2,695.35x = 4,899,941.88
5. Step 5: Solve for x
   x = 4,899,941.88/2,695.35
6. Step 6: Final answer
   x = 1,817.92