Finding the Fourth Proportional to 45,900.05, 68,762.31 and 31,036.01

Step by Step Solution

1. Step 1: Write the proportion equation
   45,900.05 : 68,762.31 = 31,036.01 : x
2. Step 2: Convert to fraction form
   45,900.05/68,762.31 = 31,036.01/x
3. Step 3: Cross multiply
   45,900.05x = 68,762.31 × 31,036.01
4. Step 4: Simplify right side
   45,900.05x = 2,134,107,740.78
5. Step 5: Solve for x
   x = 2,134,107,740.78/45,900.05
6. Step 6: Final answer
   x = 46,494.67