Finding the Fourth Proportional to 1,930.58, 2,888.69 and 1,151.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930.58 : 2,888.69 = 1,151.01 : x
2. Step 2: Convert to fraction form
   1,930.58/2,888.69 = 1,151.01/x
3. Step 3: Cross multiply
   1,930.58x = 2,888.69 × 1,151.01
4. Step 4: Simplify right side
   1,930.58x = 3,324,905.32
5. Step 5: Solve for x
   x = 3,324,905.32/1,930.58
6. Step 6: Final answer
   x = 1,722.23