Finding the Fourth Proportional to 64,833.62, 89,477.56 and 37,615.70

Step by Step Solution

1. Step 1: Write the proportion equation
   64,833.62 : 89,477.56 = 37,615.70 : x
2. Step 2: Convert to fraction form
   64,833.62/89,477.56 = 37,615.70/x
3. Step 3: Cross multiply
   64,833.62x = 89,477.56 × 37,615.70
4. Step 4: Simplify right side
   64,833.62x = 3,365,761,053.69
5. Step 5: Solve for x
   x = 3,365,761,053.69/64,833.62
6. Step 6: Final answer
   x = 51,913.82