Finding the Fourth Proportional to 69,037.71, 103,544.81 and 19,106.10

Step by Step Solution

1. Step 1: Write the proportion equation
   69,037.71 : 103,544.81 = 19,106.10 : x
2. Step 2: Convert to fraction form
   69,037.71/103,544.81 = 19,106.10/x
3. Step 3: Cross multiply
   69,037.71x = 103,544.81 × 19,106.10
4. Step 4: Simplify right side
   69,037.71x = 1,978,337,494.34
5. Step 5: Solve for x
   x = 1,978,337,494.34/69,037.71
6. Step 6: Final answer
   x = 28,655.90