Finding the Fourth Proportional to 77,018.52, 115,570.50 and 37,575.96

Step by Step Solution

1. Step 1: Write the proportion equation
   77,018.52 : 115,570.50 = 37,575.96 : x
2. Step 2: Convert to fraction form
   77,018.52/115,570.50 = 37,575.96/x
3. Step 3: Cross multiply
   77,018.52x = 115,570.50 × 37,575.96
4. Step 4: Simplify right side
   77,018.52x = 4,342,672,485.18
5. Step 5: Solve for x
   x = 4,342,672,485.18/77,018.52
6. Step 6: Final answer
   x = 56,384.78