Finding the Fourth Proportional to 3,487.65, 5,226.72 and 1,925.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,487.65 : 5,226.72 = 1,925.32 : x
2. Step 2: Convert to fraction form
   3,487.65/5,226.72 = 1,925.32/x
3. Step 3: Cross multiply
   3,487.65x = 5,226.72 × 1,925.32
4. Step 4: Simplify right side
   3,487.65x = 10,063,108.55
5. Step 5: Solve for x
   x = 10,063,108.55/3,487.65
6. Step 6: Final answer
   x = 2,885.36