Finding the Fourth Proportional to 551,404.10, 827,106.15 and 271,468.10

Step by Step Solution

1. Step 1: Write the proportion equation
   551,404.10 : 827,106.15 = 271,468.10 : x
2. Step 2: Convert to fraction form
   551,404.10/827,106.15 = 271,468.10/x
3. Step 3: Cross multiply
   551,404.10x = 827,106.15 × 271,468.10
4. Step 4: Simplify right side
   551,404.10x = 224,532,935,038.82
5. Step 5: Solve for x
   x = 224,532,935,038.82/551,404.10
6. Step 6: Final answer
   x = 407,202.15