Finding the Fourth Proportional to 106,494.69, 159,714.69 and 31,597.11

Step by Step Solution

1. Step 1: Write the proportion equation
   106,494.69 : 159,714.69 = 31,597.11 : x
2. Step 2: Convert to fraction form
   106,494.69/159,714.69 = 31,597.11/x
3. Step 3: Cross multiply
   106,494.69x = 159,714.69 × 31,597.11
4. Step 4: Simplify right side
   106,494.69x = 5,046,522,628.55
5. Step 5: Solve for x
   x = 5,046,522,628.55/106,494.69
6. Step 6: Final answer
   x = 47,387.55