Finding the Fourth Proportional to 94,142, 129,927.48 and 54,398

Step by Step Solution

1. Step 1: Write the proportion equation
   94,142 : 129,927.48 = 54,398 : x
2. Step 2: Convert to fraction form
   94,142/129,927.48 = 54,398/x
3. Step 3: Cross multiply
   94,142x = 129,927.48 × 54,398
4. Step 4: Simplify right side
   94,142x = 7,067,795,057.04
5. Step 5: Solve for x
   x = 7,067,795,057.04/94,142
6. Step 6: Final answer
   x = 75,075.90