Finding the Fourth Proportional to 179,111.06, 268,445.14 and 90,389.94

Step by Step Solution

1. Step 1: Write the proportion equation
   179,111.06 : 268,445.14 = 90,389.94 : x
2. Step 2: Convert to fraction form
   179,111.06/268,445.14 = 90,389.94/x
3. Step 3: Cross multiply
   179,111.06x = 268,445.14 × 90,389.94
4. Step 4: Simplify right side
   179,111.06x = 24,264,740,097.89
5. Step 5: Solve for x
   x = 24,264,740,097.89/179,111.06
6. Step 6: Final answer
   x = 135,473.15