Finding the Fourth Proportional to 10,138,645.77, 14,009,890.39 and 7,380,544.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,138,645.77 : 14,009,890.39 = 7,380,544.83 : x
2. Step 2: Convert to fraction form
   10,138,645.77/14,009,890.39 = 7,380,544.83/x
3. Step 3: Cross multiply
   10,138,645.77x = 14,009,890.39 × 7,380,544.83
4. Step 4: Simplify right side
   10,138,645.77x = 103,400,624,015,792.72
5. Step 5: Solve for x
   x = 103,400,624,015,792.72/10,138,645.77
6. Step 6: Final answer
   x = 10,198,662.26