Finding the Fourth Proportional to 85,562.49, 118,028.84 and 49,748.55

Step by Step Solution

1. Step 1: Write the proportion equation
   85,562.49 : 118,028.84 = 49,748.55 : x
2. Step 2: Convert to fraction form
   85,562.49/118,028.84 = 49,748.55/x
3. Step 3: Cross multiply
   85,562.49x = 118,028.84 × 49,748.55
4. Step 4: Simplify right side
   85,562.49x = 5,871,762,933.67
5. Step 5: Solve for x
   x = 5,871,762,933.67/85,562.49
6. Step 6: Final answer
   x = 68,625.43