Finding the Fourth Proportional to 10,397.58, 15,598.80 and 7,112.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,397.58 : 15,598.80 = 7,112.22 : x
2. Step 2: Convert to fraction form
   10,397.58/15,598.80 = 7,112.22/x
3. Step 3: Cross multiply
   10,397.58x = 15,598.80 × 7,112.22
4. Step 4: Simplify right side
   10,397.58x = 110,942,097.34
5. Step 5: Solve for x
   x = 110,942,097.34/10,397.58
6. Step 6: Final answer
   x = 10,669.99