Finding the Fourth Proportional to 64,663.02, 89,221.59 and 37,800.33

Step by Step Solution

1. Step 1: Write the proportion equation
   64,663.02 : 89,221.59 = 37,800.33 : x
2. Step 2: Convert to fraction form
   64,663.02/89,221.59 = 37,800.33/x
3. Step 3: Cross multiply
   64,663.02x = 89,221.59 × 37,800.33
4. Step 4: Simplify right side
   64,663.02x = 3,372,605,545.12
5. Step 5: Solve for x
   x = 3,372,605,545.12/64,663.02
6. Step 6: Final answer
   x = 52,156.64