Finding the Fourth Proportional to 67,654.90, 93,302.06 and 58,091.79

Step by Step Solution

1. Step 1: Write the proportion equation
   67,654.90 : 93,302.06 = 58,091.79 : x
2. Step 2: Convert to fraction form
   67,654.90/93,302.06 = 58,091.79/x
3. Step 3: Cross multiply
   67,654.90x = 93,302.06 × 58,091.79
4. Step 4: Simplify right side
   67,654.90x = 5,420,083,385.63
5. Step 5: Solve for x
   x = 5,420,083,385.63/67,654.90
6. Step 6: Final answer
   x = 80,113.69