Finding the Fourth Proportional to 69,807.89, 96,334.72 and 37,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,807.89 : 96,334.72 = 37,976.72 : x
2. Step 2: Convert to fraction form
   69,807.89/96,334.72 = 37,976.72/x
3. Step 3: Cross multiply
   69,807.89x = 96,334.72 × 37,976.72
4. Step 4: Simplify right side
   69,807.89x = 3,658,476,111.10
5. Step 5: Solve for x
   x = 3,658,476,111.10/69,807.89
6. Step 6: Final answer
   x = 52,407.77