Finding the Fourth Proportional to 10,875.42, 16,316.64 and 4,297.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,875.42 : 16,316.64 = 4,297.95 : x
2. Step 2: Convert to fraction form
   10,875.42/16,316.64 = 4,297.95/x
3. Step 3: Cross multiply
   10,875.42x = 16,316.64 × 4,297.95
4. Step 4: Simplify right side
   10,875.42x = 70,128,102.89
5. Step 5: Solve for x
   x = 70,128,102.89/10,875.42
6. Step 6: Final answer
   x = 6,448.31