Finding the Fourth Proportional to 10,130.12, 13,980.27 and 5,654.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,130.12 : 13,980.27 = 5,654.75 : x
2. Step 2: Convert to fraction form
   10,130.12/13,980.27 = 5,654.75/x
3. Step 3: Cross multiply
   10,130.12x = 13,980.27 × 5,654.75
4. Step 4: Simplify right side
   10,130.12x = 79,054,861.88
5. Step 5: Solve for x
   x = 79,054,861.88/10,130.12
6. Step 6: Final answer
   x = 7,803.94