Finding the Fourth Proportional to 4,810.37, 7,218.59 and 1,888.61

Step by Step Solution

1. Step 1: Write the proportion equation
   4,810.37 : 7,218.59 = 1,888.61 : x
2. Step 2: Convert to fraction form
   4,810.37/7,218.59 = 1,888.61/x
3. Step 3: Cross multiply
   4,810.37x = 7,218.59 × 1,888.61
4. Step 4: Simplify right side
   4,810.37x = 13,633,055.72
5. Step 5: Solve for x
   x = 13,633,055.72/4,810.37
6. Step 6: Final answer
   x = 2,834.10