Finding the Fourth Proportional to 109,100.53, 163,650.25 and 28,047.47

Step by Step Solution

1. Step 1: Write the proportion equation
   109,100.53 : 163,650.25 = 28,047.47 : x
2. Step 2: Convert to fraction form
   109,100.53/163,650.25 = 28,047.47/x
3. Step 3: Cross multiply
   109,100.53x = 163,650.25 × 28,047.47
4. Step 4: Simplify right side
   109,100.53x = 4,589,974,615.29
5. Step 5: Solve for x
   x = 4,589,974,615.29/109,100.53
6. Step 6: Final answer
   x = 42,071.06