Finding the Fourth Proportional to 2,333.46, 3,219.14 and 1,577

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.46 : 3,219.14 = 1,577 : x
2. Step 2: Convert to fraction form
   2,333.46/3,219.14 = 1,577/x
3. Step 3: Cross multiply
   2,333.46x = 3,219.14 × 1,577
4. Step 4: Simplify right side
   2,333.46x = 5,076,575.90
5. Step 5: Solve for x
   x = 5,076,575.90/2,333.46
6. Step 6: Final answer
   x = 2,175.56