Finding the Fourth Proportional to 55,672.46, 76,769.40 and 42,092.41

Step by Step Solution

1. Step 1: Write the proportion equation
   55,672.46 : 76,769.40 = 42,092.41 : x
2. Step 2: Convert to fraction form
   55,672.46/76,769.40 = 42,092.41/x
3. Step 3: Cross multiply
   55,672.46x = 76,769.40 × 42,092.41
4. Step 4: Simplify right side
   55,672.46x = 3,231,409,060.25
5. Step 5: Solve for x
   x = 3,231,409,060.25/55,672.46
6. Step 6: Final answer
   x = 58,043.22