Finding the Fourth Proportional to 7,051.02, 10,565.18 and 4,131.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,051.02 : 10,565.18 = 4,131.78 : x
2. Step 2: Convert to fraction form
   7,051.02/10,565.18 = 4,131.78/x
3. Step 3: Cross multiply
   7,051.02x = 10,565.18 × 4,131.78
4. Step 4: Simplify right side
   7,051.02x = 43,652,999.42
5. Step 5: Solve for x
   x = 43,652,999.42/7,051.02
6. Step 6: Final answer
   x = 6,191.02