Finding the Fourth Proportional to 2,713.83, 4,066.21 and 2,612.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,713.83 : 4,066.21 = 2,612.71 : x
2. Step 2: Convert to fraction form
   2,713.83/4,066.21 = 2,612.71/x
3. Step 3: Cross multiply
   2,713.83x = 4,066.21 × 2,612.71
4. Step 4: Simplify right side
   2,713.83x = 10,623,827.53
5. Step 5: Solve for x
   x = 10,623,827.53/2,713.83
6. Step 6: Final answer
   x = 3,914.70