Finding the Fourth Proportional to 72,873.33, 100,572.37 and 42,656.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,873.33 : 100,572.37 = 42,656.82 : x
2. Step 2: Convert to fraction form
   72,873.33/100,572.37 = 42,656.82/x
3. Step 3: Cross multiply
   72,873.33x = 100,572.37 × 42,656.82
4. Step 4: Simplify right side
   72,873.33x = 4,290,097,377.42
5. Step 5: Solve for x
   x = 4,290,097,377.42/72,873.33
6. Step 6: Final answer
   x = 58,870.61