Finding the Fourth Proportional to 152,103.69, 228,168.77 and 39,783.42

Step by Step Solution

1. Step 1: Write the proportion equation
   152,103.69 : 228,168.77 = 39,783.42 : x
2. Step 2: Convert to fraction form
   152,103.69/228,168.77 = 39,783.42/x
3. Step 3: Cross multiply
   152,103.69x = 228,168.77 × 39,783.42
4. Step 4: Simplify right side
   152,103.69x = 9,077,333,808.88
5. Step 5: Solve for x
   x = 9,077,333,808.88/152,103.69
6. Step 6: Final answer
   x = 59,678.59