Finding the Fourth Proportional to 13,595.58, 18,763.17 and 7,929.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,595.58 : 18,763.17 = 7,929.89 : x
2. Step 2: Convert to fraction form
   13,595.58/18,763.17 = 7,929.89/x
3. Step 3: Cross multiply
   13,595.58x = 18,763.17 × 7,929.89
4. Step 4: Simplify right side
   13,595.58x = 148,789,780.34
5. Step 5: Solve for x
   x = 148,789,780.34/13,595.58
6. Step 6: Final answer
   x = 10,943.99