Finding the Fourth Proportional to 75,061.48, 103,572.66 and 41,521

Step by Step Solution

1. Step 1: Write the proportion equation
   75,061.48 : 103,572.66 = 41,521 : x
2. Step 2: Convert to fraction form
   75,061.48/103,572.66 = 41,521/x
3. Step 3: Cross multiply
   75,061.48x = 103,572.66 × 41,521
4. Step 4: Simplify right side
   75,061.48x = 4,300,440,415.86
5. Step 5: Solve for x
   x = 4,300,440,415.86/75,061.48
6. Step 6: Final answer
   x = 57,292.24