Finding the Fourth Proportional to 106,374.03, 159,560.55 and 31,494.63

Step by Step Solution

1. Step 1: Write the proportion equation
   106,374.03 : 159,560.55 = 31,494.63 : x
2. Step 2: Convert to fraction form
   106,374.03/159,560.55 = 31,494.63/x
3. Step 3: Cross multiply
   106,374.03x = 159,560.55 × 31,494.63
4. Step 4: Simplify right side
   106,374.03x = 5,025,300,484.85
5. Step 5: Solve for x
   x = 5,025,300,484.85/106,374.03
6. Step 6: Final answer
   x = 47,241.80