Finding the Fourth Proportional to 1,935.51, 2,671.01 and 1,051.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,935.51 : 2,671.01 = 1,051.31 : x
2. Step 2: Convert to fraction form
   1,935.51/2,671.01 = 1,051.31/x
3. Step 3: Cross multiply
   1,935.51x = 2,671.01 × 1,051.31
4. Step 4: Simplify right side
   1,935.51x = 2,808,059.52
5. Step 5: Solve for x
   x = 2,808,059.52/1,935.51
6. Step 6: Final answer
   x = 1,450.81