Finding the Fourth Proportional to 1,692.68, 2,521.90 and 1,610.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,692.68 : 2,521.90 = 1,610.06 : x
2. Step 2: Convert to fraction form
   1,692.68/2,521.90 = 1,610.06/x
3. Step 3: Cross multiply
   1,692.68x = 2,521.90 × 1,610.06
4. Step 4: Simplify right side
   1,692.68x = 4,060,410.31
5. Step 5: Solve for x
   x = 4,060,410.31/1,692.68
6. Step 6: Final answer
   x = 2,398.81