Finding the Fourth Proportional to 162,382.89, 243,568.86 and 57,199.14

Step by Step Solution

1. Step 1: Write the proportion equation
   162,382.89 : 243,568.86 = 57,199.14 : x
2. Step 2: Convert to fraction form
   162,382.89/243,568.86 = 57,199.14/x
3. Step 3: Cross multiply
   162,382.89x = 243,568.86 × 57,199.14
4. Step 4: Simplify right side
   162,382.89x = 13,931,929,322.78
5. Step 5: Solve for x
   x = 13,931,929,322.78/162,382.89
6. Step 6: Final answer
   x = 85,796.78