Finding the Fourth Proportional to 2,030.32, 2,801.86 and 1,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.32 : 2,801.86 = 1,191.50 : x
2. Step 2: Convert to fraction form
   2,030.32/2,801.86 = 1,191.50/x
3. Step 3: Cross multiply
   2,030.32x = 2,801.86 × 1,191.50
4. Step 4: Simplify right side
   2,030.32x = 3,338,416.19
5. Step 5: Solve for x
   x = 3,338,416.19/2,030.32
6. Step 6: Final answer
   x = 1,644.28