Finding the Fourth Proportional to 67,842.63, 93,653.42 and 58,731.75

Step by Step Solution

1. Step 1: Write the proportion equation
   67,842.63 : 93,653.42 = 58,731.75 : x
2. Step 2: Convert to fraction form
   67,842.63/93,653.42 = 58,731.75/x
3. Step 3: Cross multiply
   67,842.63x = 93,653.42 × 58,731.75
4. Step 4: Simplify right side
   67,842.63x = 5,500,428,956.43
5. Step 5: Solve for x
   x = 5,500,428,956.43/67,842.63
6. Step 6: Final answer
   x = 81,076.29