Finding the Fourth Proportional to 19,307.93, 28,967.73 and 8,068.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,307.93 : 28,967.73 = 8,068.72 : x
2. Step 2: Convert to fraction form
   19,307.93/28,967.73 = 8,068.72/x
3. Step 3: Cross multiply
   19,307.93x = 28,967.73 × 8,068.72
4. Step 4: Simplify right side
   19,307.93x = 233,732,522.12
5. Step 5: Solve for x
   x = 233,732,522.12/19,307.93
6. Step 6: Final answer
   x = 12,105.52