Finding the Fourth Proportional to 69,191.58, 103,787.48 and 19,271.82

Step by Step Solution

1. Step 1: Write the proportion equation
   69,191.58 : 103,787.48 = 19,271.82 : x
2. Step 2: Convert to fraction form
   69,191.58/103,787.48 = 19,271.82/x
3. Step 3: Cross multiply
   69,191.58x = 103,787.48 × 19,271.82
4. Step 4: Simplify right side
   69,191.58x = 2,000,173,632.81
5. Step 5: Solve for x
   x = 2,000,173,632.81/69,191.58
6. Step 6: Final answer
   x = 28,907.76