Finding the Fourth Proportional to 359,123.63, 538,693.64 and 106,399.37

Step by Step Solution

1. Step 1: Write the proportion equation
   359,123.63 : 538,693.64 = 106,399.37 : x
2. Step 2: Convert to fraction form
   359,123.63/538,693.64 = 106,399.37/x
3. Step 3: Cross multiply
   359,123.63x = 538,693.64 × 106,399.37
4. Step 4: Simplify right side
   359,123.63x = 57,316,665,132.74
5. Step 5: Solve for x
   x = 57,316,665,132.74/359,123.63
6. Step 6: Final answer
   x = 159,601.49