Finding the Fourth Proportional to 1,973.81, 2,723.89 and 1,077.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.81 : 2,723.89 = 1,077.59 : x
2. Step 2: Convert to fraction form
   1,973.81/2,723.89 = 1,077.59/x
3. Step 3: Cross multiply
   1,973.81x = 2,723.89 × 1,077.59
4. Step 4: Simplify right side
   1,973.81x = 2,935,236.63
5. Step 5: Solve for x
   x = 2,935,236.63/1,973.81
6. Step 6: Final answer
   x = 1,487.09