Finding the Fourth Proportional to 67,693.02, 101,428.56 and 47,936.10

Step by Step Solution

1. Step 1: Write the proportion equation
   67,693.02 : 101,428.56 = 47,936.10 : x
2. Step 2: Convert to fraction form
   67,693.02/101,428.56 = 47,936.10/x
3. Step 3: Cross multiply
   67,693.02x = 101,428.56 × 47,936.10
4. Step 4: Simplify right side
   67,693.02x = 4,862,089,595.02
5. Step 5: Solve for x
   x = 4,862,089,595.02/67,693.02
6. Step 6: Final answer
   x = 71,825.57