Finding the Fourth Proportional to 1,973.76, 2,958.48 and 1,152.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.76 : 2,958.48 = 1,152.42 : x
2. Step 2: Convert to fraction form
   1,973.76/2,958.48 = 1,152.42/x
3. Step 3: Cross multiply
   1,973.76x = 2,958.48 × 1,152.42
4. Step 4: Simplify right side
   1,973.76x = 3,409,411.52
5. Step 5: Solve for x
   x = 3,409,411.52/1,973.76
6. Step 6: Final answer
   x = 1,727.37