Finding the Fourth Proportional to 114,000.30, 170,974.41 and 42,930.43

Step by Step Solution

1. Step 1: Write the proportion equation
   114,000.30 : 170,974.41 = 42,930.43 : x
2. Step 2: Convert to fraction form
   114,000.30/170,974.41 = 42,930.43/x
3. Step 3: Cross multiply
   114,000.30x = 170,974.41 × 42,930.43
4. Step 4: Simplify right side
   114,000.30x = 7,340,004,940.30
5. Step 5: Solve for x
   x = 7,340,004,940.30/114,000.30
6. Step 6: Final answer
   x = 64,385.84