Finding the Fourth Proportional to 75,648.72, 113,533.56 and 34,098.96

Step by Step Solution

1. Step 1: Write the proportion equation
   75,648.72 : 113,533.56 = 34,098.96 : x
2. Step 2: Convert to fraction form
   75,648.72/113,533.56 = 34,098.96/x
3. Step 3: Cross multiply
   75,648.72x = 113,533.56 × 34,098.96
4. Step 4: Simplify right side
   75,648.72x = 3,871,376,321.10
5. Step 5: Solve for x
   x = 3,871,376,321.10/75,648.72
6. Step 6: Final answer
   x = 51,175.70