Finding the Fourth Proportional to 73,975.23, 102,060.83 and 42,121.58

Step by Step Solution

1. Step 1: Write the proportion equation
   73,975.23 : 102,060.83 = 42,121.58 : x
2. Step 2: Convert to fraction form
   73,975.23/102,060.83 = 42,121.58/x
3. Step 3: Cross multiply
   73,975.23x = 102,060.83 × 42,121.58
4. Step 4: Simplify right side
   73,975.23x = 4,298,962,773.78
5. Step 5: Solve for x
   x = 4,298,962,773.78/73,975.23
6. Step 6: Final answer
   x = 58,113.54