Finding the Fourth Proportional to 19,253.58, 28,881.45 and 5,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,253.58 : 28,881.45 = 5,401.50 : x
2. Step 2: Convert to fraction form
   19,253.58/28,881.45 = 5,401.50/x
3. Step 3: Cross multiply
   19,253.58x = 28,881.45 × 5,401.50
4. Step 4: Simplify right side
   19,253.58x = 156,003,152.18
5. Step 5: Solve for x
   x = 156,003,152.18/19,253.58
6. Step 6: Final answer
   x = 8,102.55