Finding the Fourth Proportional to 70,321.56, 97,043 and 40,106.10

Step by Step Solution

1. Step 1: Write the proportion equation
   70,321.56 : 97,043 = 40,106.10 : x
2. Step 2: Convert to fraction form
   70,321.56/97,043 = 40,106.10/x
3. Step 3: Cross multiply
   70,321.56x = 97,043 × 40,106.10
4. Step 4: Simplify right side
   70,321.56x = 3,892,016,262.30
5. Step 5: Solve for x
   x = 3,892,016,262.30/70,321.56
6. Step 6: Final answer
   x = 55,345.99