Finding the Fourth Proportional to 11,658,856.10, 17,488,284.15 and 3,679,643.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,658,856.10 : 17,488,284.15 = 3,679,643.30 : x
2. Step 2: Convert to fraction form
   11,658,856.10/17,488,284.15 = 3,679,643.30/x
3. Step 3: Cross multiply
   11,658,856.10x = 17,488,284.15 × 3,679,643.30
4. Step 4: Simplify right side
   11,658,856.10x = 64,350,647,601,043.69
5. Step 5: Solve for x
   x = 64,350,647,601,043.69/11,658,856.10
6. Step 6: Final answer
   x = 5,519,464.95