Finding the Fourth Proportional to 31,048.01, 42,845.06 and 17,618.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,048.01 : 42,845.06 = 17,618.46 : x
2. Step 2: Convert to fraction form
   31,048.01/42,845.06 = 17,618.46/x
3. Step 3: Cross multiply
   31,048.01x = 42,845.06 × 17,618.46
4. Step 4: Simplify right side
   31,048.01x = 754,863,975.81
5. Step 5: Solve for x
   x = 754,863,975.81/31,048.01
6. Step 6: Final answer
   x = 24,312.80