Finding the Fourth Proportional to 5,155.18, 7,733.31 and 1,693.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,155.18 : 7,733.31 = 1,693.06 : x
2. Step 2: Convert to fraction form
   5,155.18/7,733.31 = 1,693.06/x
3. Step 3: Cross multiply
   5,155.18x = 7,733.31 × 1,693.06
4. Step 4: Simplify right side
   5,155.18x = 13,092,957.83
5. Step 5: Solve for x
   x = 13,092,957.83/5,155.18
6. Step 6: Final answer
   x = 2,539.77