Finding the Fourth Proportional to 53,993.32, 74,485.38 and 35,123.56

Step by Step Solution

1. Step 1: Write the proportion equation
   53,993.32 : 74,485.38 = 35,123.56 : x
2. Step 2: Convert to fraction form
   53,993.32/74,485.38 = 35,123.56/x
3. Step 3: Cross multiply
   53,993.32x = 74,485.38 × 35,123.56
4. Step 4: Simplify right side
   53,993.32x = 2,616,191,713.55
5. Step 5: Solve for x
   x = 2,616,191,713.55/53,993.32
6. Step 6: Final answer
   x = 48,453.99