Finding the Fourth Proportional to 42,409.60, 58,627.20 and 32,387.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,409.60 : 58,627.20 = 32,387.20 : x
2. Step 2: Convert to fraction form
   42,409.60/58,627.20 = 32,387.20/x
3. Step 3: Cross multiply
   42,409.60x = 58,627.20 × 32,387.20
4. Step 4: Simplify right side
   42,409.60x = 1,898,770,851.84
5. Step 5: Solve for x
   x = 1,898,770,851.84/42,409.60
6. Step 6: Final answer
   x = 44,772.19