Finding the Fourth Proportional to 58,034.54, 80,065.06 and 42,963.28

Step by Step Solution

1. Step 1: Write the proportion equation
   58,034.54 : 80,065.06 = 42,963.28 : x
2. Step 2: Convert to fraction form
   58,034.54/80,065.06 = 42,963.28/x
3. Step 3: Cross multiply
   58,034.54x = 80,065.06 × 42,963.28
4. Step 4: Simplify right side
   58,034.54x = 3,439,857,283.43
5. Step 5: Solve for x
   x = 3,439,857,283.43/58,034.54
6. Step 6: Final answer
   x = 59,272.58