Finding the Fourth Proportional to 159,034.96, 219,468.72 and 87,422.32

Step by Step Solution

1. Step 1: Write the proportion equation
   159,034.96 : 219,468.72 = 87,422.32 : x
2. Step 2: Convert to fraction form
   159,034.96/219,468.72 = 87,422.32/x
3. Step 3: Cross multiply
   159,034.96x = 219,468.72 × 87,422.32
4. Step 4: Simplify right side
   159,034.96x = 19,186,464,669.83
5. Step 5: Solve for x
   x = 19,186,464,669.83/159,034.96
6. Step 6: Final answer
   x = 120,643.06