Finding the Fourth Proportional to 12,802.82, 19,199.76 and 4,907.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,802.82 : 19,199.76 = 4,907.48 : x
2. Step 2: Convert to fraction form
   12,802.82/19,199.76 = 4,907.48/x
3. Step 3: Cross multiply
   12,802.82x = 19,199.76 × 4,907.48
4. Step 4: Simplify right side
   12,802.82x = 94,222,438.20
5. Step 5: Solve for x
   x = 94,222,438.20/12,802.82
6. Step 6: Final answer
   x = 7,359.51