Finding the Fourth Proportional to 372,436.63, 558,687.89 and 106,191.43

Step by Step Solution

1. Step 1: Write the proportion equation
   372,436.63 : 558,687.89 = 106,191.43 : x
2. Step 2: Convert to fraction form
   372,436.63/558,687.89 = 106,191.43/x
3. Step 3: Cross multiply
   372,436.63x = 558,687.89 × 106,191.43
4. Step 4: Simplify right side
   372,436.63x = 59,327,865,962.78
5. Step 5: Solve for x
   x = 59,327,865,962.78/372,436.63
6. Step 6: Final answer
   x = 159,296.54