Finding the Fourth Proportional to 201,196.10, 301,830.60 and 101,104.40

Step by Step Solution

1. Step 1: Write the proportion equation
   201,196.10 : 301,830.60 = 101,104.40 : x
2. Step 2: Convert to fraction form
   201,196.10/301,830.60 = 101,104.40/x
3. Step 3: Cross multiply
   201,196.10x = 301,830.60 × 101,104.40
4. Step 4: Simplify right side
   201,196.10x = 30,516,401,714.64
5. Step 5: Solve for x
   x = 30,516,401,714.64/201,196.10
6. Step 6: Final answer
   x = 151,674.92