Finding the Fourth Proportional to 1,930.90, 2,900.23 and 1,152.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930.90 : 2,900.23 = 1,152.42 : x
2. Step 2: Convert to fraction form
   1,930.90/2,900.23 = 1,152.42/x
3. Step 3: Cross multiply
   1,930.90x = 2,900.23 × 1,152.42
4. Step 4: Simplify right side
   1,930.90x = 3,342,277.29
5. Step 5: Solve for x
   x = 3,342,277.29/1,930.90
6. Step 6: Final answer
   x = 1,730.94