Finding the Fourth Proportional to 82,403, 123,531.20 and 29,800.79

Step by Step Solution

1. Step 1: Write the proportion equation
   82,403 : 123,531.20 = 29,800.79 : x
2. Step 2: Convert to fraction form
   82,403/123,531.20 = 29,800.79/x
3. Step 3: Cross multiply
   82,403x = 123,531.20 × 29,800.79
4. Step 4: Simplify right side
   82,403x = 3,681,327,200.64
5. Step 5: Solve for x
   x = 3,681,327,200.64/82,403
6. Step 6: Final answer
   x = 44,674.67