Finding the Fourth Proportional to 123,461.34, 170,375.16 and 75,047.23

Step by Step Solution

1. Step 1: Write the proportion equation
   123,461.34 : 170,375.16 = 75,047.23 : x
2. Step 2: Convert to fraction form
   123,461.34/170,375.16 = 75,047.23/x
3. Step 3: Cross multiply
   123,461.34x = 170,375.16 × 75,047.23
4. Step 4: Simplify right side
   123,461.34x = 12,786,183,818.81
5. Step 5: Solve for x
   x = 12,786,183,818.81/123,461.34
6. Step 6: Final answer
   x = 103,564.27