Finding the Fourth Proportional to 189,404.04, 284,094.96 and 71,065.52

Step by Step Solution

1. Step 1: Write the proportion equation
   189,404.04 : 284,094.96 = 71,065.52 : x
2. Step 2: Convert to fraction form
   189,404.04/284,094.96 = 71,065.52/x
3. Step 3: Cross multiply
   189,404.04x = 284,094.96 × 71,065.52
4. Step 4: Simplify right side
   189,404.04x = 20,189,356,061.78
5. Step 5: Solve for x
   x = 20,189,356,061.78/189,404.04
6. Step 6: Final answer
   x = 106,594.12