Finding the Fourth Proportional to 19,785.04, 29,676.50 and 4,994.09

Step by Step Solution

1. Step 1: Write the proportion equation
   19,785.04 : 29,676.50 = 4,994.09 : x
2. Step 2: Convert to fraction form
   19,785.04/29,676.50 = 4,994.09/x
3. Step 3: Cross multiply
   19,785.04x = 29,676.50 × 4,994.09
4. Step 4: Simplify right side
   19,785.04x = 148,207,111.89
5. Step 5: Solve for x
   x = 148,207,111.89/19,785.04
6. Step 6: Final answer
   x = 7,490.87