Finding the Fourth Proportional to 73,953.33, 102,041.40 and 42,121.53

Step by Step Solution

1. Step 1: Write the proportion equation
   73,953.33 : 102,041.40 = 42,121.53 : x
2. Step 2: Convert to fraction form
   73,953.33/102,041.40 = 42,121.53/x
3. Step 3: Cross multiply
   73,953.33x = 102,041.40 × 42,121.53
4. Step 4: Simplify right side
   73,953.33x = 4,298,139,891.34
5. Step 5: Solve for x
   x = 4,298,139,891.34/73,953.33
6. Step 6: Final answer
   x = 58,119.63