Finding the Fourth Proportional to 53,255.70, 73,496.43 and 30,602.03

Step by Step Solution

1. Step 1: Write the proportion equation
   53,255.70 : 73,496.43 = 30,602.03 : x
2. Step 2: Convert to fraction form
   53,255.70/73,496.43 = 30,602.03/x
3. Step 3: Cross multiply
   53,255.70x = 73,496.43 × 30,602.03
4. Step 4: Simplify right side
   53,255.70x = 2,249,139,588.27
5. Step 5: Solve for x
   x = 2,249,139,588.27/53,255.70
6. Step 6: Final answer
   x = 42,232.84