Finding the Fourth Proportional to 13,402.32, 18,492.54 and 8,097.15

Step by Step Solution

1. Step 1: Write the proportion equation
   13,402.32 : 18,492.54 = 8,097.15 : x
2. Step 2: Convert to fraction form
   13,402.32/18,492.54 = 8,097.15/x
3. Step 3: Cross multiply
   13,402.32x = 18,492.54 × 8,097.15
4. Step 4: Simplify right side
   13,402.32x = 149,736,870.26
5. Step 5: Solve for x
   x = 149,736,870.26/13,402.32
6. Step 6: Final answer
   x = 11,172.46