Finding the Fourth Proportional to 64,507.96, 89,026.86 and 37,663.48

Step by Step Solution

1. Step 1: Write the proportion equation
   64,507.96 : 89,026.86 = 37,663.48 : x
2. Step 2: Convert to fraction form
   64,507.96/89,026.86 = 37,663.48/x
3. Step 3: Cross multiply
   64,507.96x = 89,026.86 × 37,663.48
4. Step 4: Simplify right side
   64,507.96x = 3,353,061,361.07
5. Step 5: Solve for x
   x = 3,353,061,361.07/64,507.96
6. Step 6: Final answer
   x = 51,979.03