Finding the Fourth Proportional to 61,050.72, 91,634.40 and 37,722.72

Step by Step Solution

1. Step 1: Write the proportion equation
   61,050.72 : 91,634.40 = 37,722.72 : x
2. Step 2: Convert to fraction form
   61,050.72/91,634.40 = 37,722.72/x
3. Step 3: Cross multiply
   61,050.72x = 91,634.40 × 37,722.72
4. Step 4: Simplify right side
   61,050.72x = 3,456,698,813.57
5. Step 5: Solve for x
   x = 3,456,698,813.57/61,050.72
6. Step 6: Final answer
   x = 56,620.12