Finding the Fourth Proportional to 1,477.30, 2,038.62 and 887.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.30 : 2,038.62 = 887.89 : x
2. Step 2: Convert to fraction form
   1,477.30/2,038.62 = 887.89/x
3. Step 3: Cross multiply
   1,477.30x = 2,038.62 × 887.89
4. Step 4: Simplify right side
   1,477.30x = 1,810,070.31
5. Step 5: Solve for x
   x = 1,810,070.31/1,477.30
6. Step 6: Final answer
   x = 1,225.26