Finding the Fourth Proportional to 1,930.86, 2,664.63 and 1,091.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930.86 : 2,664.63 = 1,091.52 : x
2. Step 2: Convert to fraction form
   1,930.86/2,664.63 = 1,091.52/x
3. Step 3: Cross multiply
   1,930.86x = 2,664.63 × 1,091.52
4. Step 4: Simplify right side
   1,930.86x = 2,908,496.94
5. Step 5: Solve for x
   x = 2,908,496.94/1,930.86
6. Step 6: Final answer
   x = 1,506.32