Finding the Fourth Proportional to 5,038.47, 7,556.56 and 1,918.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,038.47 : 7,556.56 = 1,918.82 : x
2. Step 2: Convert to fraction form
   5,038.47/7,556.56 = 1,918.82/x
3. Step 3: Cross multiply
   5,038.47x = 7,556.56 × 1,918.82
4. Step 4: Simplify right side
   5,038.47x = 14,499,692.55
5. Step 5: Solve for x
   x = 14,499,692.55/5,038.47
6. Step 6: Final answer
   x = 2,877.80