Finding the Fourth Proportional to 9,928,588.34, 13,701,134.04 and 5,518,292.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,928,588.34 : 13,701,134.04 = 5,518,292.34 : x
2. Step 2: Convert to fraction form
   9,928,588.34/13,701,134.04 = 5,518,292.34/x
3. Step 3: Cross multiply
   9,928,588.34x = 13,701,134.04 × 5,518,292.34
4. Step 4: Simplify right side
   9,928,588.34x = 75,606,863,022,245.25
5. Step 5: Solve for x
   x = 75,606,863,022,245.25/9,928,588.34
6. Step 6: Final answer
   x = 7,615,066.76