Finding the Fourth Proportional to 123,356.02, 170,242.52 and 69,654.22

Step by Step Solution

1. Step 1: Write the proportion equation
   123,356.02 : 170,242.52 = 69,654.22 : x
2. Step 2: Convert to fraction form
   123,356.02/170,242.52 = 69,654.22/x
3. Step 3: Cross multiply
   123,356.02x = 170,242.52 × 69,654.22
4. Step 4: Simplify right side
   123,356.02x = 11,858,109,941.43
5. Step 5: Solve for x
   x = 11,858,109,941.43/123,356.02
6. Step 6: Final answer
   x = 96,129.15