Finding the Fourth Proportional to 308,909.22, 463,402.00 and 109,188.42

Step by Step Solution

1. Step 1: Write the proportion equation
   308,909.22 : 463,402.00 = 109,188.42 : x
2. Step 2: Convert to fraction form
   308,909.22/463,402.00 = 109,188.42/x
3. Step 3: Cross multiply
   308,909.22x = 463,402.00 × 109,188.42
4. Step 4: Simplify right side
   308,909.22x = 50,598,131,658.90
5. Step 5: Solve for x
   x = 50,598,131,658.90/308,909.22
6. Step 6: Final answer
   x = 163,796.12