Finding the Fourth Proportional to 9,694,969.38, 13,379,054.31 and 5,344,128.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,694,969.38 : 13,379,054.31 = 5,344,128.09 : x
2. Step 2: Convert to fraction form
   9,694,969.38/13,379,054.31 = 5,344,128.09/x
3. Step 3: Cross multiply
   9,694,969.38x = 13,379,054.31 × 5,344,128.09
4. Step 4: Simplify right side
   9,694,969.38x = 71,499,379,955,706.56
5. Step 5: Solve for x
   x = 71,499,379,955,706.56/9,694,969.38
6. Step 6: Final answer
   x = 7,374,894.87