Finding the Fourth Proportional to 13,275,959.22, 19,915,322.82 and 5,078,585.49

Step by Step Solution

1. Step 1: Write the proportion equation
   13,275,959.22 : 19,915,322.82 = 5,078,585.49 : x
2. Step 2: Convert to fraction form
   13,275,959.22/19,915,322.82 = 5,078,585.49/x
3. Step 3: Cross multiply
   13,275,959.22x = 19,915,322.82 × 5,078,585.49
4. Step 4: Simplify right side
   13,275,959.22x = 101,141,669,502,317.89
5. Step 5: Solve for x
   x = 101,141,669,502,317.89/13,275,959.22
6. Step 6: Final answer
   x = 7,618,407.67