Finding the Fourth Proportional to 10,130.37, 13,980.61 and 5,654.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,130.37 : 13,980.61 = 5,654.99 : x
2. Step 2: Convert to fraction form
   10,130.37/13,980.61 = 5,654.99/x
3. Step 3: Cross multiply
   10,130.37x = 13,980.61 × 5,654.99
4. Step 4: Simplify right side
   10,130.37x = 79,060,209.74
5. Step 5: Solve for x
   x = 79,060,209.74/10,130.37
6. Step 6: Final answer
   x = 7,804.28