Finding the Fourth Proportional to 110,755.55, 152,789.43 and 72,498.25

Step by Step Solution

1. Step 1: Write the proportion equation
   110,755.55 : 152,789.43 = 72,498.25 : x
2. Step 2: Convert to fraction form
   110,755.55/152,789.43 = 72,498.25/x
3. Step 3: Cross multiply
   110,755.55x = 152,789.43 × 72,498.25
4. Step 4: Simplify right side
   110,755.55x = 11,076,965,529.55
5. Step 5: Solve for x
   x = 11,076,965,529.55/110,755.55
6. Step 6: Final answer
   x = 100,012.74