Finding the Fourth Proportional to 114,769.88, 172,164.74 and 31,663.88

Step by Step Solution

1. Step 1: Write the proportion equation
   114,769.88 : 172,164.74 = 31,663.88 : x
2. Step 2: Convert to fraction form
   114,769.88/172,164.74 = 31,663.88/x
3. Step 3: Cross multiply
   114,769.88x = 172,164.74 × 31,663.88
4. Step 4: Simplify right side
   114,769.88x = 5,451,403,667.59
5. Step 5: Solve for x
   x = 5,451,403,667.59/114,769.88
6. Step 6: Final answer
   x = 47,498.56