Finding the Fourth Proportional to 70,378.10, 97,123.34 and 40,162.82

Step by Step Solution

1. Step 1: Write the proportion equation
   70,378.10 : 97,123.34 = 40,162.82 : x
2. Step 2: Convert to fraction form
   70,378.10/97,123.34 = 40,162.82/x
3. Step 3: Cross multiply
   70,378.10x = 97,123.34 × 40,162.82
4. Step 4: Simplify right side
   70,378.10x = 3,900,746,837.01
5. Step 5: Solve for x
   x = 3,900,746,837.01/70,378.10
6. Step 6: Final answer
   x = 55,425.58