Finding the Fourth Proportional to 72,934.96, 100,660.12 and 42,732.33

Step by Step Solution

1. Step 1: Write the proportion equation
   72,934.96 : 100,660.12 = 42,732.33 : x
2. Step 2: Convert to fraction form
   72,934.96/100,660.12 = 42,732.33/x
3. Step 3: Cross multiply
   72,934.96x = 100,660.12 × 42,732.33
4. Step 4: Simplify right side
   72,934.96x = 4,301,441,830.69
5. Step 5: Solve for x
   x = 4,301,441,830.69/72,934.96
6. Step 6: Final answer
   x = 58,976.41