Finding the Fourth Proportional to 11,976,897.72, 17,965,424.34 and 4,789,035.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,976,897.72 : 17,965,424.34 = 4,789,035.48 : x
2. Step 2: Convert to fraction form
   11,976,897.72/17,965,424.34 = 4,789,035.48/x
3. Step 3: Cross multiply
   11,976,897.72x = 17,965,424.34 × 4,789,035.48
4. Step 4: Simplify right side
   11,976,897.72x = 86,037,054,577,515.59
5. Step 5: Solve for x
   x = 86,037,054,577,515.59/11,976,897.72
6. Step 6: Final answer
   x = 7,183,584.31