Finding the Fourth Proportional to 75,748.82, 104,533.89 and 42,216.98

Step by Step Solution

1. Step 1: Write the proportion equation
   75,748.82 : 104,533.89 = 42,216.98 : x
2. Step 2: Convert to fraction form
   75,748.82/104,533.89 = 42,216.98/x
3. Step 3: Cross multiply
   75,748.82x = 104,533.89 × 42,216.98
4. Step 4: Simplify right side
   75,748.82x = 4,413,105,143.45
5. Step 5: Solve for x
   x = 4,413,105,143.45/75,748.82
6. Step 6: Final answer
   x = 58,259.72