Finding the Fourth Proportional to 108,224.86, 149,353.50 and 60,478.32

Step by Step Solution

1. Step 1: Write the proportion equation
   108,224.86 : 149,353.50 = 60,478.32 : x
2. Step 2: Convert to fraction form
   108,224.86/149,353.50 = 60,478.32/x
3. Step 3: Cross multiply
   108,224.86x = 149,353.50 × 60,478.32
4. Step 4: Simplify right side
   108,224.86x = 9,032,648,622.65
5. Step 5: Solve for x
   x = 9,032,648,622.65/108,224.86
6. Step 6: Final answer
   x = 83,461.87