Finding the Fourth Proportional to 230,499.34, 318,087.90 and 133,722.77

Step by Step Solution

1. Step 1: Write the proportion equation
   230,499.34 : 318,087.90 = 133,722.77 : x
2. Step 2: Convert to fraction form
   230,499.34/318,087.90 = 133,722.77/x
3. Step 3: Cross multiply
   230,499.34x = 318,087.90 × 133,722.77
4. Step 4: Simplify right side
   230,499.34x = 42,535,593,501.04
5. Step 5: Solve for x
   x = 42,535,593,501.04/230,499.34
6. Step 6: Final answer
   x = 184,536.73