Finding the Fourth Proportional to 58,493.62, 80,686.56 and 35,842.78

Step by Step Solution

1. Step 1: Write the proportion equation
   58,493.62 : 80,686.56 = 35,842.78 : x
2. Step 2: Convert to fraction form
   58,493.62/80,686.56 = 35,842.78/x
3. Step 3: Cross multiply
   58,493.62x = 80,686.56 × 35,842.78
4. Step 4: Simplify right side
   58,493.62x = 2,892,030,619.04
5. Step 5: Solve for x
   x = 2,892,030,619.04/58,493.62
6. Step 6: Final answer
   x = 49,441.81