Finding the Fourth Proportional to 12,970.48, 17,897.36 and 7,304.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,970.48 : 17,897.36 = 7,304.10 : x
2. Step 2: Convert to fraction form
   12,970.48/17,897.36 = 7,304.10/x
3. Step 3: Cross multiply
   12,970.48x = 17,897.36 × 7,304.10
4. Step 4: Simplify right side
   12,970.48x = 130,724,070.66
5. Step 5: Solve for x
   x = 130,724,070.66/12,970.48
6. Step 6: Final answer
   x = 10,078.58