Finding the Fourth Proportional to 68,976.86, 95,196.84 and 42,113.60

Step by Step Solution

1. Step 1: Write the proportion equation
   68,976.86 : 95,196.84 = 42,113.60 : x
2. Step 2: Convert to fraction form
   68,976.86/95,196.84 = 42,113.60/x
3. Step 3: Cross multiply
   68,976.86x = 95,196.84 × 42,113.60
4. Step 4: Simplify right side
   68,976.86x = 4,009,081,641.02
5. Step 5: Solve for x
   x = 4,009,081,641.02/68,976.86
6. Step 6: Final answer
   x = 58,122.12