Finding the Fourth Proportional to 108,522.10, 152,138.30 and 108,522.10

Step by Step Solution

1. Step 1: Write the proportion equation
   108,522.10 : 152,138.30 = 108,522.10 : x
2. Step 2: Convert to fraction form
   108,522.10/152,138.30 = 108,522.10/x
3. Step 3: Cross multiply
   108,522.10x = 152,138.30 × 108,522.10
4. Step 4: Simplify right side
   108,522.10x = 16,510,367,806.43
5. Step 5: Solve for x
   x = 16,510,367,806.43/108,522.10
6. Step 6: Final answer
   x = 152,138.30