Finding the Fourth Proportional to 9,830.07, 14,745.93 and 2,810.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,830.07 : 14,745.93 = 2,810.10 : x
2. Step 2: Convert to fraction form
   9,830.07/14,745.93 = 2,810.10/x
3. Step 3: Cross multiply
   9,830.07x = 14,745.93 × 2,810.10
4. Step 4: Simplify right side
   9,830.07x = 41,437,537.89
5. Step 5: Solve for x
   x = 41,437,537.89/9,830.07
6. Step 6: Final answer
   x = 4,215.39