Finding the Fourth Proportional to 110,592.38, 165,788.94 and 75,065.78

Step by Step Solution

1. Step 1: Write the proportion equation
   110,592.38 : 165,788.94 = 75,065.78 : x
2. Step 2: Convert to fraction form
   110,592.38/165,788.94 = 75,065.78/x
3. Step 3: Cross multiply
   110,592.38x = 165,788.94 × 75,065.78
4. Step 4: Simplify right side
   110,592.38x = 12,445,076,096.47
5. Step 5: Solve for x
   x = 12,445,076,096.47/110,592.38
6. Step 6: Final answer
   x = 112,531.05