Finding the Fourth Proportional to 67,999.58, 93,800.31 and 42,461.61

Step by Step Solution

1. Step 1: Write the proportion equation
   67,999.58 : 93,800.31 = 42,461.61 : x
2. Step 2: Convert to fraction form
   67,999.58/93,800.31 = 42,461.61/x
3. Step 3: Cross multiply
   67,999.58x = 93,800.31 × 42,461.61
4. Step 4: Simplify right side
   67,999.58x = 3,982,911,670.12
5. Step 5: Solve for x
   x = 3,982,911,670.12/67,999.58
6. Step 6: Final answer
   x = 58,572.59