Finding the Fourth Proportional to 68,108.80, 93,990.72 and 37,897.60

Step by Step Solution

1. Step 1: Write the proportion equation
   68,108.80 : 93,990.72 = 37,897.60 : x
2. Step 2: Convert to fraction form
   68,108.80/93,990.72 = 37,897.60/x
3. Step 3: Cross multiply
   68,108.80x = 93,990.72 × 37,897.60
4. Step 4: Simplify right side
   68,108.80x = 3,562,022,710.27
5. Step 5: Solve for x
   x = 3,562,022,710.27/68,108.80
6. Step 6: Final answer
   x = 52,299.01