Finding the Fourth Proportional to 52,727.51, 72,752.71 and 31,224.01

Step by Step Solution

1. Step 1: Write the proportion equation
   52,727.51 : 72,752.71 = 31,224.01 : x
2. Step 2: Convert to fraction form
   52,727.51/72,752.71 = 31,224.01/x
3. Step 3: Cross multiply
   52,727.51x = 72,752.71 × 31,224.01
4. Step 4: Simplify right side
   52,727.51x = 2,271,630,987.15
5. Step 5: Solve for x
   x = 2,271,630,987.15/52,727.51
6. Step 6: Final answer
   x = 43,082.47