Finding the Fourth Proportional to 61,256.56, 84,543.30 and 37,397.12

Step by Step Solution

1. Step 1: Write the proportion equation
   61,256.56 : 84,543.30 = 37,397.12 : x
2. Step 2: Convert to fraction form
   61,256.56/84,543.30 = 37,397.12/x
3. Step 3: Cross multiply
   61,256.56x = 84,543.30 × 37,397.12
4. Step 4: Simplify right side
   61,256.56x = 3,161,675,935.30
5. Step 5: Solve for x
   x = 3,161,675,935.30/61,256.56
6. Step 6: Final answer
   x = 51,613.67