Finding the Fourth Proportional to 3,522.17, 5,281.89 and 1,877.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,522.17 : 5,281.89 = 1,877.82 : x
2. Step 2: Convert to fraction form
   3,522.17/5,281.89 = 1,877.82/x
3. Step 3: Cross multiply
   3,522.17x = 5,281.89 × 1,877.82
4. Step 4: Simplify right side
   3,522.17x = 9,918,438.68
5. Step 5: Solve for x
   x = 9,918,438.68/3,522.17
6. Step 6: Final answer
   x = 2,816.00