Finding the Fourth Proportional to 13,019.47, 17,966.78 and 7,051.00

Step by Step Solution

1. Step 1: Write the proportion equation
   13,019.47 : 17,966.78 = 7,051.00 : x
2. Step 2: Convert to fraction form
   13,019.47/17,966.78 = 7,051.00/x
3. Step 3: Cross multiply
   13,019.47x = 17,966.78 × 7,051.00
4. Step 4: Simplify right side
   13,019.47x = 126,683,685.61
5. Step 5: Solve for x
   x = 126,683,685.61/13,019.47
6. Step 6: Final answer
   x = 9,730.33