Finding the Fourth Proportional to 109,244.56, 163,862.72 and 45,201

Step by Step Solution

1. Step 1: Write the proportion equation
   109,244.56 : 163,862.72 = 45,201 : x
2. Step 2: Convert to fraction form
   109,244.56/163,862.72 = 45,201/x
3. Step 3: Cross multiply
   109,244.56x = 163,862.72 × 45,201
4. Step 4: Simplify right side
   109,244.56x = 7,406,758,806.72
5. Step 5: Solve for x
   x = 7,406,758,806.72/109,244.56
6. Step 6: Final answer
   x = 67,799.80