Finding the Fourth Proportional to 72,976.73, 100,717.88 and 42,774.08

Step by Step Solution

1. Step 1: Write the proportion equation
   72,976.73 : 100,717.88 = 42,774.08 : x
2. Step 2: Convert to fraction form
   72,976.73/100,717.88 = 42,774.08/x
3. Step 3: Cross multiply
   72,976.73x = 100,717.88 × 42,774.08
4. Step 4: Simplify right side
   72,976.73x = 4,308,114,656.55
5. Step 5: Solve for x
   x = 4,308,114,656.55/72,976.73
6. Step 6: Final answer
   x = 59,034.09