Finding the Fourth Proportional to 14,068.94, 19,414.41 and 7,780.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,068.94 : 19,414.41 = 7,780.10 : x
2. Step 2: Convert to fraction form
   14,068.94/19,414.41 = 7,780.10/x
3. Step 3: Cross multiply
   14,068.94x = 19,414.41 × 7,780.10
4. Step 4: Simplify right side
   14,068.94x = 151,045,954.17
5. Step 5: Solve for x
   x = 151,045,954.17/14,068.94
6. Step 6: Final answer
   x = 10,736.13