Finding the Fourth Proportional to 12,875.46, 19,300.86 and 4,104.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,875.46 : 19,300.86 = 4,104.69 : x
2. Step 2: Convert to fraction form
   12,875.46/19,300.86 = 4,104.69/x
3. Step 3: Cross multiply
   12,875.46x = 19,300.86 × 4,104.69
4. Step 4: Simplify right side
   12,875.46x = 79,224,047.03
5. Step 5: Solve for x
   x = 79,224,047.03/12,875.46
6. Step 6: Final answer
   x = 6,153.10