Finding the Fourth Proportional to 89,820.96, 123,952.88 and 51,583

Step by Step Solution

1. Step 1: Write the proportion equation
   89,820.96 : 123,952.88 = 51,583 : x
2. Step 2: Convert to fraction form
   89,820.96/123,952.88 = 51,583/x
3. Step 3: Cross multiply
   89,820.96x = 123,952.88 × 51,583
4. Step 4: Simplify right side
   89,820.96x = 6,393,861,409.04
5. Step 5: Solve for x
   x = 6,393,861,409.04/89,820.96
6. Step 6: Final answer
   x = 71,184.51