Finding the Fourth Proportional to 69,621.61, 96,077.91 and 37,790.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,621.61 : 96,077.91 = 37,790.50 : x
2. Step 2: Convert to fraction form
   69,621.61/96,077.91 = 37,790.50/x
3. Step 3: Cross multiply
   69,621.61x = 96,077.91 × 37,790.50
4. Step 4: Simplify right side
   69,621.61x = 3,630,832,257.86
5. Step 5: Solve for x
   x = 3,630,832,257.86/69,621.61
6. Step 6: Final answer
   x = 52,150.94