Finding the Fourth Proportional to 72,513.99, 108,758.01 and 46,140.39

Step by Step Solution

1. Step 1: Write the proportion equation
   72,513.99 : 108,758.01 = 46,140.39 : x
2. Step 2: Convert to fraction form
   72,513.99/108,758.01 = 46,140.39/x
3. Step 3: Cross multiply
   72,513.99x = 108,758.01 × 46,140.39
4. Step 4: Simplify right side
   72,513.99x = 5,018,136,997.02
5. Step 5: Solve for x
   x = 5,018,136,997.02/72,513.99
6. Step 6: Final answer
   x = 69,202.33