Finding the Fourth Proportional to 69,809.94, 96,339.54 and 37,980.96

Step by Step Solution

1. Step 1: Write the proportion equation
   69,809.94 : 96,339.54 = 37,980.96 : x
2. Step 2: Convert to fraction form
   69,809.94/96,339.54 = 37,980.96/x
3. Step 3: Cross multiply
   69,809.94x = 96,339.54 × 37,980.96
4. Step 4: Simplify right side
   69,809.94x = 3,659,068,215.16
5. Step 5: Solve for x
   x = 3,659,068,215.16/69,809.94
6. Step 6: Final answer
   x = 52,414.72