Finding the Fourth Proportional to 12,715.83, 19,079.41 and 4,925.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,715.83 : 19,079.41 = 4,925.25 : x
2. Step 2: Convert to fraction form
   12,715.83/19,079.41 = 4,925.25/x
3. Step 3: Cross multiply
   12,715.83x = 19,079.41 × 4,925.25
4. Step 4: Simplify right side
   12,715.83x = 93,970,864.10
5. Step 5: Solve for x
   x = 93,970,864.10/12,715.83
6. Step 6: Final answer
   x = 7,390.07