Finding the Fourth Proportional to 114,707.24, 172,060.56 and 30,475.88

Step by Step Solution

1. Step 1: Write the proportion equation
   114,707.24 : 172,060.56 = 30,475.88 : x
2. Step 2: Convert to fraction form
   114,707.24/172,060.56 = 30,475.88/x
3. Step 3: Cross multiply
   114,707.24x = 172,060.56 × 30,475.88
4. Step 4: Simplify right side
   114,707.24x = 5,243,696,979.29
5. Step 5: Solve for x
   x = 5,243,696,979.29/114,707.24
6. Step 6: Final answer
   x = 45,713.74