Finding the Fourth Proportional to 119,111.07, 178,664.09 and 30,364.59

Step by Step Solution

1. Step 1: Write the proportion equation
   119,111.07 : 178,664.09 = 30,364.59 : x
2. Step 2: Convert to fraction form
   119,111.07/178,664.09 = 30,364.59/x
3. Step 3: Cross multiply
   119,111.07x = 178,664.09 × 30,364.59
4. Step 4: Simplify right side
   119,111.07x = 5,425,061,688.75
5. Step 5: Solve for x
   x = 5,425,061,688.75/119,111.07
6. Step 6: Final answer
   x = 45,546.24