Finding the Fourth Proportional to 9,691,300.24, 13,374,579.72 and 5,340,379.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,691,300.24 : 13,374,579.72 = 5,340,379.12 : x
2. Step 2: Convert to fraction form
   9,691,300.24/13,374,579.72 = 5,340,379.12/x
3. Step 3: Cross multiply
   9,691,300.24x = 13,374,579.72 × 5,340,379.12
4. Step 4: Simplify right side
   9,691,300.24x = 71,425,326,275,463.45
5. Step 5: Solve for x
   x = 71,425,326,275,463.45/9,691,300.24
6. Step 6: Final answer
   x = 7,370,045.76