Finding the Fourth Proportional to 70,500.84, 97,282.16 and 40,288.12

Step by Step Solution

1. Step 1: Write the proportion equation
   70,500.84 : 97,282.16 = 40,288.12 : x
2. Step 2: Convert to fraction form
   70,500.84/97,282.16 = 40,288.12/x
3. Step 3: Cross multiply
   70,500.84x = 97,282.16 × 40,288.12
4. Step 4: Simplify right side
   70,500.84x = 3,919,315,335.94
5. Step 5: Solve for x
   x = 3,919,315,335.94/70,500.84
6. Step 6: Final answer
   x = 55,592.46