Finding the Fourth Proportional to 76,018.17, 104,895.99 and 42,022.08

Step by Step Solution

1. Step 1: Write the proportion equation
   76,018.17 : 104,895.99 = 42,022.08 : x
2. Step 2: Convert to fraction form
   76,018.17/104,895.99 = 42,022.08/x
3. Step 3: Cross multiply
   76,018.17x = 104,895.99 × 42,022.08
4. Step 4: Simplify right side
   76,018.17x = 4,407,947,683.46
5. Step 5: Solve for x
   x = 4,407,947,683.46/76,018.17
6. Step 6: Final answer
   x = 57,985.45