Finding the Fourth Proportional to 227,678,400.57, 341,658,155.94 and 89,479,715.03

Step by Step Solution

1. Step 1: Write the proportion equation
   227,678,400.57 : 341,658,155.94 = 89,479,715.03 : x
2. Step 2: Convert to fraction form
   227,678,400.57/341,658,155.94 = 89,479,715.03/x
3. Step 3: Cross multiply
   227,678,400.57x = 341,658,155.94 × 89,479,715.03
4. Step 4: Simplify right side
   227,678,400.57x = 30,571,474,431,186,500
5. Step 5: Solve for x
   x = 30,571,474,431,186,500/227,678,400.57
6. Step 6: Final answer
   x = 134,274,811.99