Finding the Fourth Proportional to 123,423,388.55, 170,325,934.12 and 67,668,673.94

Step by Step Solution

1. Step 1: Write the proportion equation
   123,423,388.55 : 170,325,934.12 = 67,668,673.94 : x
2. Step 2: Convert to fraction form
   123,423,388.55/170,325,934.12 = 67,668,673.94/x
3. Step 3: Cross multiply
   123,423,388.55x = 170,325,934.12 × 67,668,673.94
4. Step 4: Simplify right side
   123,423,388.55x = 11,525,730,099,492,200
5. Step 5: Solve for x
   x = 11,525,730,099,492,200/123,423,388.55
6. Step 6: Final answer
   x = 93,383,679.02