Finding the Fourth Proportional to 67,799.84, 93,566.95 and 42,321.29

Step by Step Solution

1. Step 1: Write the proportion equation
   67,799.84 : 93,566.95 = 42,321.29 : x
2. Step 2: Convert to fraction form
   67,799.84/93,566.95 = 42,321.29/x
3. Step 3: Cross multiply
   67,799.84x = 93,566.95 × 42,321.29
4. Step 4: Simplify right side
   67,799.84x = 3,959,873,451.73
5. Step 5: Solve for x
   x = 3,959,873,451.73/67,799.84
6. Step 6: Final answer
   x = 58,405.36