Finding the Fourth Proportional to 13,048.35, 19,570.69 and 4,282.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,048.35 : 19,570.69 = 4,282.13 : x
2. Step 2: Convert to fraction form
   13,048.35/19,570.69 = 4,282.13/x
3. Step 3: Cross multiply
   13,048.35x = 19,570.69 × 4,282.13
4. Step 4: Simplify right side
   13,048.35x = 83,804,238.77
5. Step 5: Solve for x
   x = 83,804,238.77/13,048.35
6. Step 6: Final answer
   x = 6,422.59