Finding the Fourth Proportional to 159,511.52, 219,978.00 and 116,422.81

Step by Step Solution

1. Step 1: Write the proportion equation
   159,511.52 : 219,978.00 = 116,422.81 : x
2. Step 2: Convert to fraction form
   159,511.52/219,978.00 = 116,422.81/x
3. Step 3: Cross multiply
   159,511.52x = 219,978.00 × 116,422.81
4. Step 4: Simplify right side
   159,511.52x = 25,610,456,693.98
5. Step 5: Solve for x
   x = 25,610,456,693.98/159,511.52
6. Step 6: Final answer
   x = 160,555.53