Finding the Fourth Proportional to 96,671.78, 145,060.52 and 37,509.78

Step by Step Solution

1. Step 1: Write the proportion equation
   96,671.78 : 145,060.52 = 37,509.78 : x
2. Step 2: Convert to fraction form
   96,671.78/145,060.52 = 37,509.78/x
3. Step 3: Cross multiply
   96,671.78x = 145,060.52 × 37,509.78
4. Step 4: Simplify right side
   96,671.78x = 5,441,188,004.34
5. Step 5: Solve for x
   x = 5,441,188,004.34/96,671.78
6. Step 6: Final answer
   x = 56,285.18