Finding the Fourth Proportional to 3,445.71, 4,753.56 and 2,118.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,445.71 : 4,753.56 = 2,118.93 : x
2. Step 2: Convert to fraction form
   3,445.71/4,753.56 = 2,118.93/x
3. Step 3: Cross multiply
   3,445.71x = 4,753.56 × 2,118.93
4. Step 4: Simplify right side
   3,445.71x = 10,072,460.89
5. Step 5: Solve for x
   x = 10,072,460.89/3,445.71
6. Step 6: Final answer
   x = 2,923.19