Finding the Fourth Proportional to 2,664.91, 3,677.70 and 1,485.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.91 : 3,677.70 = 1,485.98 : x
2. Step 2: Convert to fraction form
   2,664.91/3,677.70 = 1,485.98/x
3. Step 3: Cross multiply
   2,664.91x = 3,677.70 × 1,485.98
4. Step 4: Simplify right side
   2,664.91x = 5,464,997.77
5. Step 5: Solve for x
   x = 5,464,997.77/2,664.91
6. Step 6: Final answer
   x = 2,050.72