Finding the Fourth Proportional to 60,786.07, 91,102.41 and 30,807.84

Step by Step Solution

1. Step 1: Write the proportion equation
   60,786.07 : 91,102.41 = 30,807.84 : x
2. Step 2: Convert to fraction form
   60,786.07/91,102.41 = 30,807.84/x
3. Step 3: Cross multiply
   60,786.07x = 91,102.41 × 30,807.84
4. Step 4: Simplify right side
   60,786.07x = 2,806,668,470.89
5. Step 5: Solve for x
   x = 2,806,668,470.89/60,786.07
6. Step 6: Final answer
   x = 46,172.89