Finding the Fourth Proportional to 42,283.60, 58,172.52 and 41,117.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,283.60 : 58,172.52 = 41,117.20 : x
2. Step 2: Convert to fraction form
   42,283.60/58,172.52 = 41,117.20/x
3. Step 3: Cross multiply
   42,283.60x = 58,172.52 × 41,117.20
4. Step 4: Simplify right side
   42,283.60x = 2,391,891,139.34
5. Step 5: Solve for x
   x = 2,391,891,139.34/42,283.60
6. Step 6: Final answer
   x = 56,567.82