Finding the Fourth Proportional to 10,384,866.13, 14,331,978.18 and 5,739,558.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,384,866.13 : 14,331,978.18 = 5,739,558.18 : x
2. Step 2: Convert to fraction form
   10,384,866.13/14,331,978.18 = 5,739,558.18/x
3. Step 3: Cross multiply
   10,384,866.13x = 14,331,978.18 × 5,739,558.18
4. Step 4: Simplify right side
   10,384,866.13x = 82,259,222,598,600.50
5. Step 5: Solve for x
   x = 82,259,222,598,600.50/10,384,866.13
6. Step 6: Final answer
   x = 7,921,067.21