Finding the Fourth Proportional to 237,172.02, 355,758.72 and 87,347.52

Step by Step Solution

1. Step 1: Write the proportion equation
   237,172.02 : 355,758.72 = 87,347.52 : x
2. Step 2: Convert to fraction form
   237,172.02/355,758.72 = 87,347.52/x
3. Step 3: Cross multiply
   237,172.02x = 355,758.72 × 87,347.52
4. Step 4: Simplify right side
   237,172.02x = 31,074,641,910.37
5. Step 5: Solve for x
   x = 31,074,641,910.37/237,172.02
6. Step 6: Final answer
   x = 131,021.53