Finding the Fourth Proportional to 8,229,978.51, 12,294,911.89 and 5,327,701.66

Step by Step Solution

1. Step 1: Write the proportion equation
   8,229,978.51 : 12,294,911.89 = 5,327,701.66 : x
2. Step 2: Convert to fraction form
   8,229,978.51/12,294,911.89 = 5,327,701.66/x
3. Step 3: Cross multiply
   8,229,978.51x = 12,294,911.89 × 5,327,701.66
4. Step 4: Simplify right side
   8,229,978.51x = 65,503,622,485,906.74
5. Step 5: Solve for x
   x = 65,503,622,485,906.74/8,229,978.51
6. Step 6: Final answer
   x = 7,959,148.67