Finding the Fourth Proportional to 112,375.03, 155,082.24 and 64,628.41

Step by Step Solution

1. Step 1: Write the proportion equation
   112,375.03 : 155,082.24 = 64,628.41 : x
2. Step 2: Convert to fraction form
   112,375.03/155,082.24 = 64,628.41/x
3. Step 3: Cross multiply
   112,375.03x = 155,082.24 × 64,628.41
4. Step 4: Simplify right side
   112,375.03x = 10,022,717,491.89
5. Step 5: Solve for x
   x = 10,022,717,491.89/112,375.03
6. Step 6: Final answer
   x = 89,189.90