Finding the Fourth Proportional to 3,875.37, 5,347.98 and 2,106.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,875.37 : 5,347.98 = 2,106.93 : x
2. Step 2: Convert to fraction form
   3,875.37/5,347.98 = 2,106.93/x
3. Step 3: Cross multiply
   3,875.37x = 5,347.98 × 2,106.93
4. Step 4: Simplify right side
   3,875.37x = 11,267,819.50
5. Step 5: Solve for x
   x = 11,267,819.50/3,875.37
6. Step 6: Final answer
   x = 2,907.55