Finding the Fourth Proportional to 76,041.91, 104,928.67 and 42,045.81

Step by Step Solution

1. Step 1: Write the proportion equation
   76,041.91 : 104,928.67 = 42,045.81 : x
2. Step 2: Convert to fraction form
   76,041.91/104,928.67 = 42,045.81/x
3. Step 3: Cross multiply
   76,041.91x = 104,928.67 × 42,045.81
4. Step 4: Simplify right side
   76,041.91x = 4,411,810,922.37
5. Step 5: Solve for x
   x = 4,411,810,922.37/76,041.91
6. Step 6: Final answer
   x = 58,018.15