Finding the Fourth Proportional to 103,469.06, 142,791.06 and 58,147.94

Step by Step Solution

1. Step 1: Write the proportion equation
   103,469.06 : 142,791.06 = 58,147.94 : x
2. Step 2: Convert to fraction form
   103,469.06/142,791.06 = 58,147.94/x
3. Step 3: Cross multiply
   103,469.06x = 142,791.06 × 58,147.94
4. Step 4: Simplify right side
   103,469.06x = 8,303,005,989.42
5. Step 5: Solve for x
   x = 8,303,005,989.42/103,469.06
6. Step 6: Final answer
   x = 80,246.27