Finding the Fourth Proportional to 75,637, 104,379.06 and 42,105.16

Step by Step Solution

1. Step 1: Write the proportion equation
   75,637 : 104,379.06 = 42,105.16 : x
2. Step 2: Convert to fraction form
   75,637/104,379.06 = 42,105.16/x
3. Step 3: Cross multiply
   75,637x = 104,379.06 × 42,105.16
4. Step 4: Simplify right side
   75,637x = 4,394,897,021.95
5. Step 5: Solve for x
   x = 4,394,897,021.95/75,637
6. Step 6: Final answer
   x = 58,105.12