Finding the Fourth Proportional to 73,966.72, 102,049.14 and 42,113.06

Step by Step Solution

1. Step 1: Write the proportion equation
   73,966.72 : 102,049.14 = 42,113.06 : x
2. Step 2: Convert to fraction form
   73,966.72/102,049.14 = 42,113.06/x
3. Step 3: Cross multiply
   73,966.72x = 102,049.14 × 42,113.06
4. Step 4: Simplify right side
   73,966.72x = 4,297,602,041.71
5. Step 5: Solve for x
   x = 4,297,602,041.71/73,966.72
6. Step 6: Final answer
   x = 58,101.83