Finding the Fourth Proportional to 112,930.30, 155,911.35 and 70,546.24

Step by Step Solution

1. Step 1: Write the proportion equation
   112,930.30 : 155,911.35 = 70,546.24 : x
2. Step 2: Convert to fraction form
   112,930.30/155,911.35 = 70,546.24/x
3. Step 3: Cross multiply
   112,930.30x = 155,911.35 × 70,546.24
4. Step 4: Simplify right side
   112,930.30x = 10,998,959,515.82
5. Step 5: Solve for x
   x = 10,998,959,515.82/112,930.30
6. Step 6: Final answer
   x = 97,396.00