Finding the Fourth Proportional to 115,354.16, 159,188.52 and 64,363.82

Step by Step Solution

1. Step 1: Write the proportion equation
   115,354.16 : 159,188.52 = 64,363.82 : x
2. Step 2: Convert to fraction form
   115,354.16/159,188.52 = 64,363.82/x
3. Step 3: Cross multiply
   115,354.16x = 159,188.52 × 64,363.82
4. Step 4: Simplify right side
   115,354.16x = 10,245,980,692.77
5. Step 5: Solve for x
   x = 10,245,980,692.77/115,354.16
6. Step 6: Final answer
   x = 88,821.94