Finding the Fourth Proportional to 1,601.31, 2,398.86 and 1,051.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,601.31 : 2,398.86 = 1,051.83 : x
2. Step 2: Convert to fraction form
   1,601.31/2,398.86 = 1,051.83/x
3. Step 3: Cross multiply
   1,601.31x = 2,398.86 × 1,051.83
4. Step 4: Simplify right side
   1,601.31x = 2,523,178.29
5. Step 5: Solve for x
   x = 2,523,178.29/1,601.31
6. Step 6: Final answer
   x = 1,575.70