Finding the Fourth Proportional to 76,114.16, 105,035.36 and 42,124.06

Step by Step Solution

1. Step 1: Write the proportion equation
   76,114.16 : 105,035.36 = 42,124.06 : x
2. Step 2: Convert to fraction form
   76,114.16/105,035.36 = 42,124.06/x
3. Step 3: Cross multiply
   76,114.16x = 105,035.36 × 42,124.06
4. Step 4: Simplify right side
   76,114.16x = 4,424,515,806.76
5. Step 5: Solve for x
   x = 4,424,515,806.76/76,114.16
6. Step 6: Final answer
   x = 58,130.00