Finding the Fourth Proportional to 12,783.67, 17,642.83 and 7,482.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,783.67 : 17,642.83 = 7,482.93 : x
2. Step 2: Convert to fraction form
   12,783.67/17,642.83 = 7,482.93/x
3. Step 3: Cross multiply
   12,783.67x = 17,642.83 × 7,482.93
4. Step 4: Simplify right side
   12,783.67x = 132,020,043.18
5. Step 5: Solve for x
   x = 132,020,043.18/12,783.67
6. Step 6: Final answer
   x = 10,327.24