Finding the Fourth Proportional to 73,961.06, 102,066.26 and 42,148.42

Step by Step Solution

1. Step 1: Write the proportion equation
   73,961.06 : 102,066.26 = 42,148.42 : x
2. Step 2: Convert to fraction form
   73,961.06/102,066.26 = 42,148.42/x
3. Step 3: Cross multiply
   73,961.06x = 102,066.26 × 42,148.42
4. Step 4: Simplify right side
   73,961.06x = 4,301,931,594.31
5. Step 5: Solve for x
   x = 4,301,931,594.31/73,961.06
6. Step 6: Final answer
   x = 58,164.82