Finding the Fourth Proportional to 143,123.61, 214,741.41 and 43,293.88

Step by Step Solution

1. Step 1: Write the proportion equation
   143,123.61 : 214,741.41 = 43,293.88 : x
2. Step 2: Convert to fraction form
   143,123.61/214,741.41 = 43,293.88/x
3. Step 3: Cross multiply
   143,123.61x = 214,741.41 × 43,293.88
4. Step 4: Simplify right side
   143,123.61x = 9,296,988,835.57
5. Step 5: Solve for x
   x = 9,296,988,835.57/143,123.61
6. Step 6: Final answer
   x = 64,957.76