Finding the Fourth Proportional to 34,978.81, 52,460.73 and 10,012.16

Step by Step Solution

1. Step 1: Write the proportion equation
   34,978.81 : 52,460.73 = 10,012.16 : x
2. Step 2: Convert to fraction form
   34,978.81/52,460.73 = 10,012.16/x
3. Step 3: Cross multiply
   34,978.81x = 52,460.73 × 10,012.16
4. Step 4: Simplify right side
   34,978.81x = 525,245,222.48
5. Step 5: Solve for x
   x = 525,245,222.48/34,978.81
6. Step 6: Final answer
   x = 15,016.10