Finding the Fourth Proportional to 10,387.58, 15,577.83 and 3,365.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,387.58 : 15,577.83 = 3,365.69 : x
2. Step 2: Convert to fraction form
   10,387.58/15,577.83 = 3,365.69/x
3. Step 3: Cross multiply
   10,387.58x = 15,577.83 × 3,365.69
4. Step 4: Simplify right side
   10,387.58x = 52,430,068.76
5. Step 5: Solve for x
   x = 52,430,068.76/10,387.58
6. Step 6: Final answer
   x = 5,047.38