Finding the Fourth Proportional to 89,188.89, 133,692.67 and 55,932.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,188.89 : 133,692.67 = 55,932.18 : x
2. Step 2: Convert to fraction form
   89,188.89/133,692.67 = 55,932.18/x
3. Step 3: Cross multiply
   89,188.89x = 133,692.67 × 55,932.18
4. Step 4: Simplify right side
   89,188.89x = 7,477,722,483.12
5. Step 5: Solve for x
   x = 7,477,722,483.12/89,188.89
6. Step 6: Final answer
   x = 83,841.41