Finding the Fourth Proportional to 53,196.18, 73,390.12 and 30,526.98

Step by Step Solution

1. Step 1: Write the proportion equation
   53,196.18 : 73,390.12 = 30,526.98 : x
2. Step 2: Convert to fraction form
   53,196.18/73,390.12 = 30,526.98/x
3. Step 3: Cross multiply
   53,196.18x = 73,390.12 × 30,526.98
4. Step 4: Simplify right side
   53,196.18x = 2,240,378,725.44
5. Step 5: Solve for x
   x = 2,240,378,725.44/53,196.18
6. Step 6: Final answer
   x = 42,115.41