Finding the Fourth Proportional to 109,243.46, 150,802.56 and 73,454.21

Step by Step Solution

1. Step 1: Write the proportion equation
   109,243.46 : 150,802.56 = 73,454.21 : x
2. Step 2: Convert to fraction form
   109,243.46/150,802.56 = 73,454.21/x
3. Step 3: Cross multiply
   109,243.46x = 150,802.56 × 73,454.21
4. Step 4: Simplify right side
   109,243.46x = 11,077,082,156.76
5. Step 5: Solve for x
   x = 11,077,082,156.76/109,243.46
6. Step 6: Final answer
   x = 101,398.13