Finding the Fourth Proportional to 58,587.61, 80,851.04 and 31,730.03

Step by Step Solution

1. Step 1: Write the proportion equation
   58,587.61 : 80,851.04 = 31,730.03 : x
2. Step 2: Convert to fraction form
   58,587.61/80,851.04 = 31,730.03/x
3. Step 3: Cross multiply
   58,587.61x = 80,851.04 × 31,730.03
4. Step 4: Simplify right side
   58,587.61x = 2,565,405,968.21
5. Step 5: Solve for x
   x = 2,565,405,968.21/58,587.61
6. Step 6: Final answer
   x = 43,787.52