Finding the Fourth Proportional to 112,995.06, 155,934.72 and 62,007

Step by Step Solution

1. Step 1: Write the proportion equation
   112,995.06 : 155,934.72 = 62,007 : x
2. Step 2: Convert to fraction form
   112,995.06/155,934.72 = 62,007/x
3. Step 3: Cross multiply
   112,995.06x = 155,934.72 × 62,007
4. Step 4: Simplify right side
   112,995.06x = 9,669,044,183.04
5. Step 5: Solve for x
   x = 9,669,044,183.04/112,995.06
6. Step 6: Final answer
   x = 85,570.50