Finding the Fourth Proportional to 76,111.35, 105,033.52 and 42,577.35

Step by Step Solution

1. Step 1: Write the proportion equation
   76,111.35 : 105,033.52 = 42,577.35 : x
2. Step 2: Convert to fraction form
   76,111.35/105,033.52 = 42,577.35/x
3. Step 3: Cross multiply
   76,111.35x = 105,033.52 × 42,577.35
4. Step 4: Simplify right side
   76,111.35x = 4,472,048,729.89
5. Step 5: Solve for x
   x = 4,472,048,729.89/76,111.35
6. Step 6: Final answer
   x = 58,756.66