Finding the Fourth Proportional to 76,343.67, 105,354.53 and 42,352.83

Step by Step Solution

1. Step 1: Write the proportion equation
   76,343.67 : 105,354.53 = 42,352.83 : x
2. Step 2: Convert to fraction form
   76,343.67/105,354.53 = 42,352.83/x
3. Step 3: Cross multiply
   76,343.67x = 105,354.53 × 42,352.83
4. Step 4: Simplify right side
   76,343.67x = 4,462,062,498.82
5. Step 5: Solve for x
   x = 4,462,062,498.82/76,343.67
6. Step 6: Final answer
   x = 58,447.05