Finding the Fourth Proportional to 140,880.84, 211,404.18 and 52,196.17

Step by Step Solution

1. Step 1: Write the proportion equation
   140,880.84 : 211,404.18 = 52,196.17 : x
2. Step 2: Convert to fraction form
   140,880.84/211,404.18 = 52,196.17/x
3. Step 3: Cross multiply
   140,880.84x = 211,404.18 × 52,196.17
4. Step 4: Simplify right side
   140,880.84x = 11,034,488,517.99
5. Step 5: Solve for x
   x = 11,034,488,517.99/140,880.84
6. Step 6: Final answer
   x = 78,324.98