Finding the Fourth Proportional to 188,953.98, 283,429.21 and 76,607.49

Step by Step Solution

1. Step 1: Write the proportion equation
   188,953.98 : 283,429.21 = 76,607.49 : x
2. Step 2: Convert to fraction form
   188,953.98/283,429.21 = 76,607.49/x
3. Step 3: Cross multiply
   188,953.98x = 283,429.21 × 76,607.49
4. Step 4: Simplify right side
   188,953.98x = 21,712,801,254.82
5. Step 5: Solve for x
   x = 21,712,801,254.82/188,953.98
6. Step 6: Final answer
   x = 114,910.52