Finding the Fourth Proportional to 73,962.55, 102,066.33 and 42,141.70

Step by Step Solution

1. Step 1: Write the proportion equation
   73,962.55 : 102,066.33 = 42,141.70 : x
2. Step 2: Convert to fraction form
   73,962.55/102,066.33 = 42,141.70/x
3. Step 3: Cross multiply
   73,962.55x = 102,066.33 × 42,141.70
4. Step 4: Simplify right side
   73,962.55x = 4,301,248,658.96
5. Step 5: Solve for x
   x = 4,301,248,658.96/73,962.55
6. Step 6: Final answer
   x = 58,154.41