Finding the Fourth Proportional to 110,757.78, 152,858.54 and 63,018.61

Step by Step Solution

1. Step 1: Write the proportion equation
   110,757.78 : 152,858.54 = 63,018.61 : x
2. Step 2: Convert to fraction form
   110,757.78/152,858.54 = 63,018.61/x
3. Step 3: Cross multiply
   110,757.78x = 152,858.54 × 63,018.61
4. Step 4: Simplify right side
   110,757.78x = 9,632,932,492.83
5. Step 5: Solve for x
   x = 9,632,932,492.83/110,757.78
6. Step 6: Final answer
   x = 86,972.96