Finding the Fourth Proportional to 9,965,067.06, 13,751,792.61 and 5,381,388.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,965,067.06 : 13,751,792.61 = 5,381,388.42 : x
2. Step 2: Convert to fraction form
   9,965,067.06/13,751,792.61 = 5,381,388.42/x
3. Step 3: Cross multiply
   9,965,067.06x = 13,751,792.61 × 5,381,388.42
4. Step 4: Simplify right side
   9,965,067.06x = 74,003,737,505,695.58
5. Step 5: Solve for x
   x = 74,003,737,505,695.58/9,965,067.06
6. Step 6: Final answer
   x = 7,426,316.06