Finding the Fourth Proportional to 61,280.46, 84,564.78 and 37,447.02

Step by Step Solution

1. Step 1: Write the proportion equation
   61,280.46 : 84,564.78 = 37,447.02 : x
2. Step 2: Convert to fraction form
   61,280.46/84,564.78 = 37,447.02/x
3. Step 3: Cross multiply
   61,280.46x = 84,564.78 × 37,447.02
4. Step 4: Simplify right side
   61,280.46x = 3,166,699,007.96
5. Step 5: Solve for x
   x = 3,166,699,007.96/61,280.46
6. Step 6: Final answer
   x = 51,675.51