Finding the Fourth Proportional to 10,010.43, 15,015.60 and 3,437.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,010.43 : 15,015.60 = 3,437.10 : x
2. Step 2: Convert to fraction form
   10,010.43/15,015.60 = 3,437.10/x
3. Step 3: Cross multiply
   10,010.43x = 15,015.60 × 3,437.10
4. Step 4: Simplify right side
   10,010.43x = 51,610,118.76
5. Step 5: Solve for x
   x = 51,610,118.76/10,010.43
6. Step 6: Final answer
   x = 5,155.63