Finding the Fourth Proportional to 277,200.40, 415,092.12 and 152,404.24

Step by Step Solution

1. Step 1: Write the proportion equation
   277,200.40 : 415,092.12 = 152,404.24 : x
2. Step 2: Convert to fraction form
   277,200.40/415,092.12 = 152,404.24/x
3. Step 3: Cross multiply
   277,200.40x = 415,092.12 × 152,404.24
4. Step 4: Simplify right side
   277,200.40x = 63,261,799,078.59
5. Step 5: Solve for x
   x = 63,261,799,078.59/277,200.40
6. Step 6: Final answer
   x = 228,216.84