Finding the Fourth Proportional to 63,085.72, 87,058.38 and 34,405.44

Step by Step Solution

1. Step 1: Write the proportion equation
   63,085.72 : 87,058.38 = 34,405.44 : x
2. Step 2: Convert to fraction form
   63,085.72/87,058.38 = 34,405.44/x
3. Step 3: Cross multiply
   63,085.72x = 87,058.38 × 34,405.44
4. Step 4: Simplify right side
   63,085.72x = 2,995,281,869.59
5. Step 5: Solve for x
   x = 2,995,281,869.59/63,085.72
6. Step 6: Final answer
   x = 47,479.55