Finding the Fourth Proportional to 69,061.32, 103,597.80 and 19,141.32

Step by Step Solution

1. Step 1: Write the proportion equation
   69,061.32 : 103,597.80 = 19,141.32 : x
2. Step 2: Convert to fraction form
   69,061.32/103,597.80 = 19,141.32/x
3. Step 3: Cross multiply
   69,061.32x = 103,597.80 × 19,141.32
4. Step 4: Simplify right side
   69,061.32x = 1,982,998,641.10
5. Step 5: Solve for x
   x = 1,982,998,641.10/69,061.32
6. Step 6: Final answer
   x = 28,713.59