Finding the Fourth Proportional to 1,870.88, 2,580.96 and 1,477.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.88 : 2,580.96 = 1,477.28 : x
2. Step 2: Convert to fraction form
   1,870.88/2,580.96 = 1,477.28/x
3. Step 3: Cross multiply
   1,870.88x = 2,580.96 × 1,477.28
4. Step 4: Simplify right side
   1,870.88x = 3,812,800.59
5. Step 5: Solve for x
   x = 3,812,800.59/1,870.88
6. Step 6: Final answer
   x = 2,037.97