Finding the Fourth Proportional to 58,522.78, 80,760.86 and 31,664.70

Step by Step Solution

1. Step 1: Write the proportion equation
   58,522.78 : 80,760.86 = 31,664.70 : x
2. Step 2: Convert to fraction form
   58,522.78/80,760.86 = 31,664.70/x
3. Step 3: Cross multiply
   58,522.78x = 80,760.86 × 31,664.70
4. Step 4: Simplify right side
   58,522.78x = 2,557,268,181.45
5. Step 5: Solve for x
   x = 2,557,268,181.45/58,522.78
6. Step 6: Final answer
   x = 43,696.97