Finding the Fourth Proportional to 227,400.89, 341,099.98 and 58,920.80

Step by Step Solution

1. Step 1: Write the proportion equation
   227,400.89 : 341,099.98 = 58,920.80 : x
2. Step 2: Convert to fraction form
   227,400.89/341,099.98 = 58,920.80/x
3. Step 3: Cross multiply
   227,400.89x = 341,099.98 × 58,920.80
4. Step 4: Simplify right side
   227,400.89x = 20,097,881,848.78
5. Step 5: Solve for x
   x = 20,097,881,848.78/227,400.89
6. Step 6: Final answer
   x = 88,380.84