Finding the Fourth Proportional to 69,131.52, 103,503.60 and 37,427.76

Step by Step Solution

1. Step 1: Write the proportion equation
   69,131.52 : 103,503.60 = 37,427.76 : x
2. Step 2: Convert to fraction form
   69,131.52/103,503.60 = 37,427.76/x
3. Step 3: Cross multiply
   69,131.52x = 103,503.60 × 37,427.76
4. Step 4: Simplify right side
   69,131.52x = 3,873,907,899.94
5. Step 5: Solve for x
   x = 3,873,907,899.94/69,131.52
6. Step 6: Final answer
   x = 56,036.78