Finding the Fourth Proportional to 70,870.04, 97,792.44 and 40,647

Step by Step Solution

1. Step 1: Write the proportion equation
   70,870.04 : 97,792.44 = 40,647 : x
2. Step 2: Convert to fraction form
   70,870.04/97,792.44 = 40,647/x
3. Step 3: Cross multiply
   70,870.04x = 97,792.44 × 40,647
4. Step 4: Simplify right side
   70,870.04x = 3,974,969,308.68
5. Step 5: Solve for x
   x = 3,974,969,308.68/70,870.04
6. Step 6: Final answer
   x = 56,088.15