Finding the Fourth Proportional to 1,973.60, 2,723.56 and 1,077.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.60 : 2,723.56 = 1,077.34 : x
2. Step 2: Convert to fraction form
   1,973.60/2,723.56 = 1,077.34/x
3. Step 3: Cross multiply
   1,973.60x = 2,723.56 × 1,077.34
4. Step 4: Simplify right side
   1,973.60x = 2,934,190.63
5. Step 5: Solve for x
   x = 2,934,190.63/1,973.60
6. Step 6: Final answer
   x = 1,486.72