Finding the Fourth Proportional to 109,761.67, 164,643.09 and 30,876.58

Step by Step Solution

1. Step 1: Write the proportion equation
   109,761.67 : 164,643.09 = 30,876.58 : x
2. Step 2: Convert to fraction form
   109,761.67/164,643.09 = 30,876.58/x
3. Step 3: Cross multiply
   109,761.67x = 164,643.09 × 30,876.58
4. Step 4: Simplify right side
   109,761.67x = 5,083,615,539.83
5. Step 5: Solve for x
   x = 5,083,615,539.83/109,761.67
6. Step 6: Final answer
   x = 46,315.03