Finding the Fourth Proportional to 12,602.86, 17,389.89 and 7,298.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,602.86 : 17,389.89 = 7,298.14 : x
2. Step 2: Convert to fraction form
   12,602.86/17,389.89 = 7,298.14/x
3. Step 3: Cross multiply
   12,602.86x = 17,389.89 × 7,298.14
4. Step 4: Simplify right side
   12,602.86x = 126,913,851.80
5. Step 5: Solve for x
   x = 126,913,851.80/12,602.86
6. Step 6: Final answer
   x = 10,070.24