Finding the Fourth Proportional to 2,173.86, 3,258.63 and 940.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173.86 : 3,258.63 = 940.50 : x
2. Step 2: Convert to fraction form
   2,173.86/3,258.63 = 940.50/x
3. Step 3: Cross multiply
   2,173.86x = 3,258.63 × 940.50
4. Step 4: Simplify right side
   2,173.86x = 3,064,741.52
5. Step 5: Solve for x
   x = 3,064,741.52/2,173.86
6. Step 6: Final answer
   x = 1,409.82