Finding the Fourth Proportional to 69,616.80, 96,070.86 and 37,785.42

Step by Step Solution

1. Step 1: Write the proportion equation
   69,616.80 : 96,070.86 = 37,785.42 : x
2. Step 2: Convert to fraction form
   69,616.80/96,070.86 = 37,785.42/x
3. Step 3: Cross multiply
   69,616.80x = 96,070.86 × 37,785.42
4. Step 4: Simplify right side
   69,616.80x = 3,630,077,794.86
5. Step 5: Solve for x
   x = 3,630,077,794.86/69,616.80
6. Step 6: Final answer
   x = 52,143.70