Finding the Fourth Proportional to 58,653.91, 80,931.31 and 34,771.87

Step by Step Solution

1. Step 1: Write the proportion equation
   58,653.91 : 80,931.31 = 34,771.87 : x
2. Step 2: Convert to fraction form
   58,653.91/80,931.31 = 34,771.87/x
3. Step 3: Cross multiply
   58,653.91x = 80,931.31 × 34,771.87
4. Step 4: Simplify right side
   58,653.91x = 2,814,132,990.25
5. Step 5: Solve for x
   x = 2,814,132,990.25/58,653.91
6. Step 6: Final answer
   x = 47,978.61