Finding the Fourth Proportional to 2,050.89, 2,829.33 and 1,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.89 : 2,829.33 = 1,387.50 : x
2. Step 2: Convert to fraction form
   2,050.89/2,829.33 = 1,387.50/x
3. Step 3: Cross multiply
   2,050.89x = 2,829.33 × 1,387.50
4. Step 4: Simplify right side
   2,050.89x = 3,925,695.38
5. Step 5: Solve for x
   x = 3,925,695.38/2,050.89
6. Step 6: Final answer
   x = 1,914.14