Finding the Fourth Proportional to 67,731.32, 93,460.03 and 37,509.21

Step by Step Solution

1. Step 1: Write the proportion equation
   67,731.32 : 93,460.03 = 37,509.21 : x
2. Step 2: Convert to fraction form
   67,731.32/93,460.03 = 37,509.21/x
3. Step 3: Cross multiply
   67,731.32x = 93,460.03 × 37,509.21
4. Step 4: Simplify right side
   67,731.32x = 3,505,611,798.10
5. Step 5: Solve for x
   x = 3,505,611,798.10/67,731.32
6. Step 6: Final answer
   x = 51,757.62