Finding the Fourth Proportional to 9,656,905.72, 14,485,363.86 and 3,590,849.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,656,905.72 : 14,485,363.86 = 3,590,849.20 : x
2. Step 2: Convert to fraction form
   9,656,905.72/14,485,363.86 = 3,590,849.20/x
3. Step 3: Cross multiply
   9,656,905.72x = 14,485,363.86 × 3,590,849.20
4. Step 4: Simplify right side
   9,656,905.72x = 52,014,757,228,389.91
5. Step 5: Solve for x
   x = 52,014,757,228,389.91/9,656,905.72
6. Step 6: Final answer
   x = 5,386,275.76