Finding the Fourth Proportional to 16,396,578.18, 24,578,407.38 and 5,606,499.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,396,578.18 : 24,578,407.38 = 5,606,499.72 : x
2. Step 2: Convert to fraction form
   16,396,578.18/24,578,407.38 = 5,606,499.72/x
3. Step 3: Cross multiply
   16,396,578.18x = 24,578,407.38 × 5,606,499.72
4. Step 4: Simplify right side
   16,396,578.18x = 137,798,834,094,015.92
5. Step 5: Solve for x
   x = 137,798,834,094,015.92/16,396,578.18
6. Step 6: Final answer
   x = 8,404,121.43