Finding the Fourth Proportional to 76,475.57, 105,539.82 and 42,484.10

Step by Step Solution

1. Step 1: Write the proportion equation
   76,475.57 : 105,539.82 = 42,484.10 : x
2. Step 2: Convert to fraction form
   76,475.57/105,539.82 = 42,484.10/x
3. Step 3: Cross multiply
   76,475.57x = 105,539.82 × 42,484.10
4. Step 4: Simplify right side
   76,475.57x = 4,483,764,266.86
5. Step 5: Solve for x
   x = 4,483,764,266.86/76,475.57
6. Step 6: Final answer
   x = 58,630.02