Finding the Fourth Proportional to 9,079.63, 12,528.71 and 5,300.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,079.63 : 12,528.71 = 5,300.06 : x
2. Step 2: Convert to fraction form
   9,079.63/12,528.71 = 5,300.06/x
3. Step 3: Cross multiply
   9,079.63x = 12,528.71 × 5,300.06
4. Step 4: Simplify right side
   9,079.63x = 66,402,845.45
5. Step 5: Solve for x
   x = 66,402,845.45/9,079.63
6. Step 6: Final answer
   x = 7,313.39