Finding the Fourth Proportional to 1,592.06, 2,191.59 and 1,379.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.06 : 2,191.59 = 1,379.30 : x
2. Step 2: Convert to fraction form
   1,592.06/2,191.59 = 1,379.30/x
3. Step 3: Cross multiply
   1,592.06x = 2,191.59 × 1,379.30
4. Step 4: Simplify right side
   1,592.06x = 3,022,849.13
5. Step 5: Solve for x
   x = 3,022,849.13/1,592.06
6. Step 6: Final answer
   x = 1,898.71