Finding the Fourth Proportional to 63,031.76, 86,945.57 and 37,521.08

Step by Step Solution

1. Step 1: Write the proportion equation
   63,031.76 : 86,945.57 = 37,521.08 : x
2. Step 2: Convert to fraction form
   63,031.76/86,945.57 = 37,521.08/x
3. Step 3: Cross multiply
   63,031.76x = 86,945.57 × 37,521.08
4. Step 4: Simplify right side
   63,031.76x = 3,262,291,065.28
5. Step 5: Solve for x
   x = 3,262,291,065.28/63,031.76
6. Step 6: Final answer
   x = 51,756.31