Finding the Fourth Proportional to 39,061.74, 58,601.31 and 21,522.54

Step by Step Solution

1. Step 1: Write the proportion equation
   39,061.74 : 58,601.31 = 21,522.54 : x
2. Step 2: Convert to fraction form
   39,061.74/58,601.31 = 21,522.54/x
3. Step 3: Cross multiply
   39,061.74x = 58,601.31 × 21,522.54
4. Step 4: Simplify right side
   39,061.74x = 1,261,249,038.53
5. Step 5: Solve for x
   x = 1,261,249,038.53/39,061.74
6. Step 6: Final answer
   x = 32,288.60