Finding the Fourth Proportional to 2,385.41, 3,557.78 and 2,343.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385.41 : 3,557.78 = 2,343.86 : x
2. Step 2: Convert to fraction form
   2,385.41/3,557.78 = 2,343.86/x
3. Step 3: Cross multiply
   2,385.41x = 3,557.78 × 2,343.86
4. Step 4: Simplify right side
   2,385.41x = 8,338,926.30
5. Step 5: Solve for x
   x = 8,338,926.30/2,385.41
6. Step 6: Final answer
   x = 3,495.80