Finding the Fourth Proportional to 58,488.72, 80,709.60 and 34,611.24

Step by Step Solution

1. Step 1: Write the proportion equation
   58,488.72 : 80,709.60 = 34,611.24 : x
2. Step 2: Convert to fraction form
   58,488.72/80,709.60 = 34,611.24/x
3. Step 3: Cross multiply
   58,488.72x = 80,709.60 × 34,611.24
4. Step 4: Simplify right side
   58,488.72x = 2,793,459,335.90
5. Step 5: Solve for x
   x = 2,793,459,335.90/58,488.72
6. Step 6: Final answer
   x = 47,760.65