Finding the Fourth Proportional to 113,796.96, 156,923.28 and 75,543

Step by Step Solution

1. Step 1: Write the proportion equation
   113,796.96 : 156,923.28 = 75,543 : x
2. Step 2: Convert to fraction form
   113,796.96/156,923.28 = 75,543/x
3. Step 3: Cross multiply
   113,796.96x = 156,923.28 × 75,543
4. Step 4: Simplify right side
   113,796.96x = 11,854,455,341.04
5. Step 5: Solve for x
   x = 11,854,455,341.04/113,796.96
6. Step 6: Final answer
   x = 104,171.99