Finding the Fourth Proportional to 89,041.86, 122,820.99 and 62,174.55

Step by Step Solution

1. Step 1: Write the proportion equation
   89,041.86 : 122,820.99 = 62,174.55 : x
2. Step 2: Convert to fraction form
   89,041.86/122,820.99 = 62,174.55/x
3. Step 3: Cross multiply
   89,041.86x = 122,820.99 × 62,174.55
4. Step 4: Simplify right side
   89,041.86x = 7,636,339,783.80
5. Step 5: Solve for x
   x = 7,636,339,783.80/89,041.86
6. Step 6: Final answer
   x = 85,761.23