Finding the Fourth Proportional to 53,740.68, 80,624.79 and 37,977

Step by Step Solution

1. Step 1: Write the proportion equation
   53,740.68 : 80,624.79 = 37,977 : x
2. Step 2: Convert to fraction form
   53,740.68/80,624.79 = 37,977/x
3. Step 3: Cross multiply
   53,740.68x = 80,624.79 × 37,977
4. Step 4: Simplify right side
   53,740.68x = 3,061,887,649.83
5. Step 5: Solve for x
   x = 3,061,887,649.83/53,740.68
6. Step 6: Final answer
   x = 56,975.23