Finding the Fourth Proportional to 42,329.42, 63,741.52 and 31,313.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,329.42 : 63,741.52 = 31,313.84 : x
2. Step 2: Convert to fraction form
   42,329.42/63,741.52 = 31,313.84/x
3. Step 3: Cross multiply
   42,329.42x = 63,741.52 × 31,313.84
4. Step 4: Simplify right side
   42,329.42x = 1,995,991,758.64
5. Step 5: Solve for x
   x = 1,995,991,758.64/42,329.42
6. Step 6: Final answer
   x = 47,153.77