Finding the Fourth Proportional to 65,971.90, 91,053.42 and 37,677.59

Step by Step Solution

1. Step 1: Write the proportion equation
   65,971.90 : 91,053.42 = 37,677.59 : x
2. Step 2: Convert to fraction form
   65,971.90/91,053.42 = 37,677.59/x
3. Step 3: Cross multiply
   65,971.90x = 91,053.42 × 37,677.59
4. Step 4: Simplify right side
   65,971.90x = 3,430,673,171.75
5. Step 5: Solve for x
   x = 3,430,673,171.75/65,971.90
6. Step 6: Final answer
   x = 52,002.04