Finding the Fourth Proportional to 93,399.24, 140,123.34 and 31,070.28

Step by Step Solution

1. Step 1: Write the proportion equation
   93,399.24 : 140,123.34 = 31,070.28 : x
2. Step 2: Convert to fraction form
   93,399.24/140,123.34 = 31,070.28/x
3. Step 3: Cross multiply
   93,399.24x = 140,123.34 × 31,070.28
4. Step 4: Simplify right side
   93,399.24x = 4,353,671,408.34
5. Step 5: Solve for x
   x = 4,353,671,408.34/93,399.24
6. Step 6: Final answer
   x = 46,613.56