Finding the Fourth Proportional to 10,122,540.63, 13,969,106.06 and 5,538,862

Step by Step Solution

1. Step 1: Write the proportion equation
   10,122,540.63 : 13,969,106.06 = 5,538,862 : x
2. Step 2: Convert to fraction form
   10,122,540.63/13,969,106.06 = 5,538,862/x
3. Step 3: Cross multiply
   10,122,540.63x = 13,969,106.06 × 5,538,862
4. Step 4: Simplify right side
   10,122,540.63x = 77,372,950,729,703.72
5. Step 5: Solve for x
   x = 77,372,950,729,703.72/10,122,540.63
6. Step 6: Final answer
   x = 7,643,629.55