Finding the Fourth Proportional to 12,328,610.46, 18,493,040.52 and 5,505,531.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,328,610.46 : 18,493,040.52 = 5,505,531.31 : x
2. Step 2: Convert to fraction form
   12,328,610.46/18,493,040.52 = 5,505,531.31/x
3. Step 3: Cross multiply
   12,328,610.46x = 18,493,040.52 × 5,505,531.31
4. Step 4: Simplify right side
   12,328,610.46x = 101,814,013,599,958.67
5. Step 5: Solve for x
   x = 101,814,013,599,958.67/12,328,610.46
6. Step 6: Final answer
   x = 8,258,352.71