Finding the Fourth Proportional to 5,886.34, 8,125.69 and 3,897.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,886.34 : 8,125.69 = 3,897.86 : x
2. Step 2: Convert to fraction form
   5,886.34/8,125.69 = 3,897.86/x
3. Step 3: Cross multiply
   5,886.34x = 8,125.69 × 3,897.86
4. Step 4: Simplify right side
   5,886.34x = 31,672,802.02
5. Step 5: Solve for x
   x = 31,672,802.02/5,886.34
6. Step 6: Final answer
   x = 5,380.73