Finding the Fourth Proportional to 83,144.38, 114,741.76 and 45,421.06

Step by Step Solution

1. Step 1: Write the proportion equation
   83,144.38 : 114,741.76 = 45,421.06 : x
2. Step 2: Convert to fraction form
   83,144.38/114,741.76 = 45,421.06/x
3. Step 3: Cross multiply
   83,144.38x = 114,741.76 × 45,421.06
4. Step 4: Simplify right side
   83,144.38x = 5,211,691,791.76
5. Step 5: Solve for x
   x = 5,211,691,791.76/83,144.38
6. Step 6: Final answer
   x = 62,682.43