Finding the Fourth Proportional to 58,548.72, 80,843.82 and 54,070.84

Step by Step Solution

1. Step 1: Write the proportion equation
   58,548.72 : 80,843.82 = 54,070.84 : x
2. Step 2: Convert to fraction form
   58,548.72/80,843.82 = 54,070.84/x
3. Step 3: Cross multiply
   58,548.72x = 80,843.82 × 54,070.84
4. Step 4: Simplify right side
   58,548.72x = 4,371,293,458.65
5. Step 5: Solve for x
   x = 4,371,293,458.65/58,548.72
6. Step 6: Final answer
   x = 74,660.78