Finding the Fourth Proportional to 58,429.31, 80,648.96 and 34,564.28

Step by Step Solution

1. Step 1: Write the proportion equation
   58,429.31 : 80,648.96 = 34,564.28 : x
2. Step 2: Convert to fraction form
   58,429.31/80,648.96 = 34,564.28/x
3. Step 3: Cross multiply
   58,429.31x = 80,648.96 × 34,564.28
4. Step 4: Simplify right side
   58,429.31x = 2,787,572,659.08
5. Step 5: Solve for x
   x = 2,787,572,659.08/58,429.31
6. Step 6: Final answer
   x = 47,708.47