Finding the Fourth Proportional to 105,038.17, 157,577.74 and 33,978.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,038.17 : 157,577.74 = 33,978.42 : x
2. Step 2: Convert to fraction form
   105,038.17/157,577.74 = 33,978.42/x
3. Step 3: Cross multiply
   105,038.17x = 157,577.74 × 33,978.42
4. Step 4: Simplify right side
   105,038.17x = 5,354,242,547.42
5. Step 5: Solve for x
   x = 5,354,242,547.42/105,038.17
6. Step 6: Final answer
   x = 50,974.26