Finding the Fourth Proportional to 7,300.30, 10,072.47 and 4,156.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,300.30 : 10,072.47 = 4,156.42 : x
2. Step 2: Convert to fraction form
   7,300.30/10,072.47 = 4,156.42/x
3. Step 3: Cross multiply
   7,300.30x = 10,072.47 × 4,156.42
4. Step 4: Simplify right side
   7,300.30x = 41,865,415.76
5. Step 5: Solve for x
   x = 41,865,415.76/7,300.30
6. Step 6: Final answer
   x = 5,734.75