Finding the Fourth Proportional to 143,131.48, 214,730.94 and 43,292.50

Step by Step Solution

1. Step 1: Write the proportion equation
   143,131.48 : 214,730.94 = 43,292.50 : x
2. Step 2: Convert to fraction form
   143,131.48/214,730.94 = 43,292.50/x
3. Step 3: Cross multiply
   143,131.48x = 214,730.94 × 43,292.50
4. Step 4: Simplify right side
   143,131.48x = 9,296,237,929.83
5. Step 5: Solve for x
   x = 9,296,237,929.83/143,131.48
6. Step 6: Final answer
   x = 64,948.94