Finding the Fourth Proportional to 64,773.89, 89,388.15 and 37,555.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,773.89 : 89,388.15 = 37,555.25 : x
2. Step 2: Convert to fraction form
   64,773.89/89,388.15 = 37,555.25/x
3. Step 3: Cross multiply
   64,773.89x = 89,388.15 × 37,555.25
4. Step 4: Simplify right side
   64,773.89x = 3,356,994,543.76
5. Step 5: Solve for x
   x = 3,356,994,543.76/64,773.89
6. Step 6: Final answer
   x = 51,826.35