Finding the Fourth Proportional to 141,563.18, 212,343.15 and 57,300.41

Step by Step Solution

1. Step 1: Write the proportion equation
   141,563.18 : 212,343.15 = 57,300.41 : x
2. Step 2: Convert to fraction form
   141,563.18/212,343.15 = 57,300.41/x
3. Step 3: Cross multiply
   141,563.18x = 212,343.15 × 57,300.41
4. Step 4: Simplify right side
   141,563.18x = 12,167,349,555.69
5. Step 5: Solve for x
   x = 12,167,349,555.69/141,563.18
6. Step 6: Final answer
   x = 85,949.96