Finding the Fourth Proportional to 13,034.31, 17,987.31 and 7,065.99

Step by Step Solution

1. Step 1: Write the proportion equation
   13,034.31 : 17,987.31 = 7,065.99 : x
2. Step 2: Convert to fraction form
   13,034.31/17,987.31 = 7,065.99/x
3. Step 3: Cross multiply
   13,034.31x = 17,987.31 × 7,065.99
4. Step 4: Simplify right side
   13,034.31x = 127,098,152.59
5. Step 5: Solve for x
   x = 127,098,152.59/13,034.31
6. Step 6: Final answer
   x = 9,751.05