Finding the Fourth Proportional to 10,876,802.72, 16,322,391.61 and 5,121,182.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,876,802.72 : 16,322,391.61 = 5,121,182.27 : x
2. Step 2: Convert to fraction form
   10,876,802.72/16,322,391.61 = 5,121,182.27/x
3. Step 3: Cross multiply
   10,876,802.72x = 16,322,391.61 × 5,121,182.27
4. Step 4: Simplify right side
   10,876,802.72x = 83,589,942,545,131.78
5. Step 5: Solve for x
   x = 83,589,942,545,131.78/10,876,802.72
6. Step 6: Final answer
   x = 7,685,157.55