Finding the Fourth Proportional to 28,241.50, 42,368.76 and 9,773.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,241.50 : 42,368.76 = 9,773.50 : x
2. Step 2: Convert to fraction form
   28,241.50/42,368.76 = 9,773.50/x
3. Step 3: Cross multiply
   28,241.50x = 42,368.76 × 9,773.50
4. Step 4: Simplify right side
   28,241.50x = 414,091,075.86
5. Step 5: Solve for x
   x = 414,091,075.86/28,241.50
6. Step 6: Final answer
   x = 14,662.50