Finding the Fourth Proportional to 2,061.64, 2,845.47 and 1,612.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.64 : 2,845.47 = 1,612.63 : x
2. Step 2: Convert to fraction form
   2,061.64/2,845.47 = 1,612.63/x
3. Step 3: Cross multiply
   2,061.64x = 2,845.47 × 1,612.63
4. Step 4: Simplify right side
   2,061.64x = 4,588,674.81
5. Step 5: Solve for x
   x = 4,588,674.81/2,061.64
6. Step 6: Final answer
   x = 2,225.74