Finding the Fourth Proportional to 7,243.06, 9,994.71 and 4,259.63

Step by Step Solution

1. Step 1: Write the proportion equation
   7,243.06 : 9,994.71 = 4,259.63 : x
2. Step 2: Convert to fraction form
   7,243.06/9,994.71 = 4,259.63/x
3. Step 3: Cross multiply
   7,243.06x = 9,994.71 × 4,259.63
4. Step 4: Simplify right side
   7,243.06x = 42,573,770.04
5. Step 5: Solve for x
   x = 42,573,770.04/7,243.06
6. Step 6: Final answer
   x = 5,877.87