Finding the Fourth Proportional to 48,651.57, 72,625.50 and 42,746.67

Step by Step Solution

1. Step 1: Write the proportion equation
   48,651.57 : 72,625.50 = 42,746.67 : x
2. Step 2: Convert to fraction form
   48,651.57/72,625.50 = 42,746.67/x
3. Step 3: Cross multiply
   48,651.57x = 72,625.50 × 42,746.67
4. Step 4: Simplify right side
   48,651.57x = 3,104,498,282.09
5. Step 5: Solve for x
   x = 3,104,498,282.09/48,651.57
6. Step 6: Final answer
   x = 63,810.86