Finding the Fourth Proportional to 103,419.56, 142,607.30 and 94,365.38

Step by Step Solution

1. Step 1: Write the proportion equation
   103,419.56 : 142,607.30 = 94,365.38 : x
2. Step 2: Convert to fraction form
   103,419.56/142,607.30 = 94,365.38/x
3. Step 3: Cross multiply
   103,419.56x = 142,607.30 × 94,365.38
4. Step 4: Simplify right side
   103,419.56x = 13,457,192,055.27
5. Step 5: Solve for x
   x = 13,457,192,055.27/103,419.56
6. Step 6: Final answer
   x = 130,122.31