Finding the Fourth Proportional to 12,071.81, 16,664.56 and 7,602.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.81 : 16,664.56 = 7,602.13 : x
2. Step 2: Convert to fraction form
   12,071.81/16,664.56 = 7,602.13/x
3. Step 3: Cross multiply
   12,071.81x = 16,664.56 × 7,602.13
4. Step 4: Simplify right side
   12,071.81x = 126,686,153.34
5. Step 5: Solve for x
   x = 126,686,153.34/12,071.81
6. Step 6: Final answer
   x = 10,494.38