Finding the Fourth Proportional to 152,236.10, 213,597.10 and 152,236.10

Step by Step Solution

1. Step 1: Write the proportion equation
   152,236.10 : 213,597.10 = 152,236.10 : x
2. Step 2: Convert to fraction form
   152,236.10/213,597.10 = 152,236.10/x
3. Step 3: Cross multiply
   152,236.10x = 213,597.10 × 152,236.10
4. Step 4: Simplify right side
   152,236.10x = 32,517,189,475.31
5. Step 5: Solve for x
   x = 32,517,189,475.31/152,236.10
6. Step 6: Final answer
   x = 213,597.10