Finding the Fourth Proportional to 63,136.36, 87,128.69 and 34,456.25

Step by Step Solution

1. Step 1: Write the proportion equation
   63,136.36 : 87,128.69 = 34,456.25 : x
2. Step 2: Convert to fraction form
   63,136.36/87,128.69 = 34,456.25/x
3. Step 3: Cross multiply
   63,136.36x = 87,128.69 × 34,456.25
4. Step 4: Simplify right side
   63,136.36x = 3,002,127,924.81
5. Step 5: Solve for x
   x = 3,002,127,924.81/63,136.36
6. Step 6: Final answer
   x = 47,549.91