Finding the Fourth Proportional to 114,994.56, 172,491.03 and 31,888.56

Step by Step Solution

1. Step 1: Write the proportion equation
   114,994.56 : 172,491.03 = 31,888.56 : x
2. Step 2: Convert to fraction form
   114,994.56/172,491.03 = 31,888.56/x
3. Step 3: Cross multiply
   114,994.56x = 172,491.03 × 31,888.56
4. Step 4: Simplify right side
   114,994.56x = 5,500,490,559.62
5. Step 5: Solve for x
   x = 5,500,490,559.62/114,994.56
6. Step 6: Final answer
   x = 47,832.62