Finding the Fourth Proportional to 2,692.30, 3,715.04 and 1,558.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,692.30 : 3,715.04 = 1,558.16 : x
2. Step 2: Convert to fraction form
   2,692.30/3,715.04 = 1,558.16/x
3. Step 3: Cross multiply
   2,692.30x = 3,715.04 × 1,558.16
4. Step 4: Simplify right side
   2,692.30x = 5,788,618.94
5. Step 5: Solve for x
   x = 5,788,618.94/2,692.30
6. Step 6: Final answer
   x = 2,150.07