Finding the Fourth Proportional to 67,620.30, 93,314.22 and 37,404.78

Step by Step Solution

1. Step 1: Write the proportion equation
   67,620.30 : 93,314.22 = 37,404.78 : x
2. Step 2: Convert to fraction form
   67,620.30/93,314.22 = 37,404.78/x
3. Step 3: Cross multiply
   67,620.30x = 93,314.22 × 37,404.78
4. Step 4: Simplify right side
   67,620.30x = 3,490,397,869.97
5. Step 5: Solve for x
   x = 3,490,397,869.97/67,620.30
6. Step 6: Final answer
   x = 51,617.60