Finding the Fourth Proportional to 19,800.46, 29,700.78 and 5,009.37

Step by Step Solution

1. Step 1: Write the proportion equation
   19,800.46 : 29,700.78 = 5,009.37 : x
2. Step 2: Convert to fraction form
   19,800.46/29,700.78 = 5,009.37/x
3. Step 3: Cross multiply
   19,800.46x = 29,700.78 × 5,009.37
4. Step 4: Simplify right side
   19,800.46x = 148,782,196.31
5. Step 5: Solve for x
   x = 148,782,196.31/19,800.46
6. Step 6: Final answer
   x = 7,514.08