Finding the Fourth Proportional to 31,323.81, 46,980.71 and 9,132.00

Step by Step Solution

1. Step 1: Write the proportion equation
   31,323.81 : 46,980.71 = 9,132.00 : x
2. Step 2: Convert to fraction form
   31,323.81/46,980.71 = 9,132.00/x
3. Step 3: Cross multiply
   31,323.81x = 46,980.71 × 9,132.00
4. Step 4: Simplify right side
   31,323.81x = 429,027,707.49
5. Step 5: Solve for x
   x = 429,027,707.49/31,323.81
6. Step 6: Final answer
   x = 13,696.54