Finding the Fourth Proportional to 552,158.42, 828,256.17 and 152,765.78

Step by Step Solution

1. Step 1: Write the proportion equation
   552,158.42 : 828,256.17 = 152,765.78 : x
2. Step 2: Convert to fraction form
   552,158.42/828,256.17 = 152,765.78/x
3. Step 3: Cross multiply
   552,158.42x = 828,256.17 × 152,765.78
4. Step 4: Simplify right side
   552,158.42x = 126,529,199,849.86
5. Step 5: Solve for x
   x = 126,529,199,849.86/552,158.42
6. Step 6: Final answer
   x = 229,153.80