Finding the Fourth Proportional to 8,061,287.21, 12,079,973.27 and 5,920,908.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061,287.21 : 12,079,973.27 = 5,920,908.58 : x
2. Step 2: Convert to fraction form
   8,061,287.21/12,079,973.27 = 5,920,908.58/x
3. Step 3: Cross multiply
   8,061,287.21x = 12,079,973.27 × 5,920,908.58
4. Step 4: Simplify right side
   8,061,287.21x = 71,524,417,320,709.19
5. Step 5: Solve for x
   x = 71,524,417,320,709.19/8,061,287.21
6. Step 6: Final answer
   x = 8,872,580.21