Finding the Fourth Proportional to 1,846.16, 2,768.70 and 1,520.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,846.16 : 2,768.70 = 1,520.72 : x
2. Step 2: Convert to fraction form
   1,846.16/2,768.70 = 1,520.72/x
3. Step 3: Cross multiply
   1,846.16x = 2,768.70 × 1,520.72
4. Step 4: Simplify right side
   1,846.16x = 4,210,417.46
5. Step 5: Solve for x
   x = 4,210,417.46/1,846.16
6. Step 6: Final answer
   x = 2,280.64