Finding the Fourth Proportional to 10,931,788.70, 16,407,597.45 and 5,544,187.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,931,788.70 : 16,407,597.45 = 5,544,187.10 : x
2. Step 2: Convert to fraction form
   10,931,788.70/16,407,597.45 = 5,544,187.10/x
3. Step 3: Cross multiply
   10,931,788.70x = 16,407,597.45 × 5,544,187.10
4. Step 4: Simplify right side
   10,931,788.70x = 90,966,790,124,282.89
5. Step 5: Solve for x
   x = 90,966,790,124,282.89/10,931,788.70
6. Step 6: Final answer
   x = 8,321,308.86