Finding the Fourth Proportional to 76,025.36, 104,910.76 and 42,031.87

Step by Step Solution

1. Step 1: Write the proportion equation
   76,025.36 : 104,910.76 = 42,031.87 : x
2. Step 2: Convert to fraction form
   76,025.36/104,910.76 = 42,031.87/x
3. Step 3: Cross multiply
   76,025.36x = 104,910.76 × 42,031.87
4. Step 4: Simplify right side
   76,025.36x = 4,409,595,216.18
5. Step 5: Solve for x
   x = 4,409,595,216.18/76,025.36
6. Step 6: Final answer
   x = 58,001.63