Finding the Fourth Proportional to 67,690, 93,412.92 and 37,475.80

Step by Step Solution

1. Step 1: Write the proportion equation
   67,690 : 93,412.92 = 37,475.80 : x
2. Step 2: Convert to fraction form
   67,690/93,412.92 = 37,475.80/x
3. Step 3: Cross multiply
   67,690x = 93,412.92 × 37,475.80
4. Step 4: Simplify right side
   67,690x = 3,500,723,907.34
5. Step 5: Solve for x
   x = 3,500,723,907.34/67,690
6. Step 6: Final answer
   x = 51,717.00