Finding the Fourth Proportional to 10,036.22, 15,068.12 and 5,109.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,036.22 : 15,068.12 = 5,109.17 : x
2. Step 2: Convert to fraction form
   10,036.22/15,068.12 = 5,109.17/x
3. Step 3: Cross multiply
   10,036.22x = 15,068.12 × 5,109.17
4. Step 4: Simplify right side
   10,036.22x = 76,985,485.77
5. Step 5: Solve for x
   x = 76,985,485.77/10,036.22
6. Step 6: Final answer
   x = 7,670.77