Finding the Fourth Proportional to 61,131.56, 84,376.55 and 37,271.39

Step by Step Solution

1. Step 1: Write the proportion equation
   61,131.56 : 84,376.55 = 37,271.39 : x
2. Step 2: Convert to fraction form
   61,131.56/84,376.55 = 37,271.39/x
3. Step 3: Cross multiply
   61,131.56x = 84,376.55 × 37,271.39
4. Step 4: Simplify right side
   61,131.56x = 3,144,830,973.20
5. Step 5: Solve for x
   x = 3,144,830,973.20/61,131.56
6. Step 6: Final answer
   x = 51,443.66