Finding the Fourth Proportional to 152,304.82, 228,479.07 and 47,131.86

Step by Step Solution

1. Step 1: Write the proportion equation
   152,304.82 : 228,479.07 = 47,131.86 : x
2. Step 2: Convert to fraction form
   152,304.82/228,479.07 = 47,131.86/x
3. Step 3: Cross multiply
   152,304.82x = 228,479.07 × 47,131.86
4. Step 4: Simplify right side
   152,304.82x = 10,768,643,540.17
5. Step 5: Solve for x
   x = 10,768,643,540.17/152,304.82
6. Step 6: Final answer
   x = 70,704.55