Finding the Fourth Proportional to 140,715.83, 194,170.06 and 112,108.05

Step by Step Solution

1. Step 1: Write the proportion equation
   140,715.83 : 194,170.06 = 112,108.05 : x
2. Step 2: Convert to fraction form
   140,715.83/194,170.06 = 112,108.05/x
3. Step 3: Cross multiply
   140,715.83x = 194,170.06 × 112,108.05
4. Step 4: Simplify right side
   140,715.83x = 21,768,026,935.12
5. Step 5: Solve for x
   x = 21,768,026,935.12/140,715.83
6. Step 6: Final answer
   x = 154,694.94