Finding the Fourth Proportional to 662,088.89, 993,142.56 and 188,774.24

Step by Step Solution

1. Step 1: Write the proportion equation
   662,088.89 : 993,142.56 = 188,774.24 : x
2. Step 2: Convert to fraction form
   662,088.89/993,142.56 = 188,774.24/x
3. Step 3: Cross multiply
   662,088.89x = 993,142.56 × 188,774.24
4. Step 4: Simplify right side
   662,088.89x = 187,479,727,009.94
5. Step 5: Solve for x
   x = 187,479,727,009.94/662,088.89
6. Step 6: Final answer
   x = 283,163.98