Finding the Fourth Proportional to 56,566.56, 78,062.66 and 31,075.22

Step by Step Solution

1. Step 1: Write the proportion equation
   56,566.56 : 78,062.66 = 31,075.22 : x
2. Step 2: Convert to fraction form
   56,566.56/78,062.66 = 31,075.22/x
3. Step 3: Cross multiply
   56,566.56x = 78,062.66 × 31,075.22
4. Step 4: Simplify right side
   56,566.56x = 2,425,814,333.29
5. Step 5: Solve for x
   x = 2,425,814,333.29/56,566.56
6. Step 6: Final answer
   x = 42,884.25