Finding the Fourth Proportional to 63,870.07, 88,142.90 and 37,012.63

Step by Step Solution

1. Step 1: Write the proportion equation
   63,870.07 : 88,142.90 = 37,012.63 : x
2. Step 2: Convert to fraction form
   63,870.07/88,142.90 = 37,012.63/x
3. Step 3: Cross multiply
   63,870.07x = 88,142.90 × 37,012.63
4. Step 4: Simplify right side
   63,870.07x = 3,262,400,544.83
5. Step 5: Solve for x
   x = 3,262,400,544.83/63,870.07
6. Step 6: Final answer
   x = 51,078.71