Finding the Fourth Proportional to 7,247,994.18, 10,002,238.38 and 3,984,864.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,247,994.18 : 10,002,238.38 = 3,984,864.42 : x
2. Step 2: Convert to fraction form
   7,247,994.18/10,002,238.38 = 3,984,864.42/x
3. Step 3: Cross multiply
   7,247,994.18x = 10,002,238.38 × 3,984,864.42
4. Step 4: Simplify right side
   7,247,994.18x = 39,857,563,840,820.45
5. Step 5: Solve for x
   x = 39,857,563,840,820.45/7,247,994.18
6. Step 6: Final answer
   x = 5,499,116.42