Finding the Fourth Proportional to 67,820.60, 93,593.55 and 37,607.20

Step by Step Solution

1. Step 1: Write the proportion equation
   67,820.60 : 93,593.55 = 37,607.20 : x
2. Step 2: Convert to fraction form
   67,820.60/93,593.55 = 37,607.20/x
3. Step 3: Cross multiply
   67,820.60x = 93,593.55 × 37,607.20
4. Step 4: Simplify right side
   67,820.60x = 3,519,790,885.59
5. Step 5: Solve for x
   x = 3,519,790,885.59/67,820.60
6. Step 6: Final answer
   x = 51,898.55