Finding the Fourth Proportional to 40,300.84, 55,590.06 and 27,703.72

Step by Step Solution

1. Step 1: Write the proportion equation
   40,300.84 : 55,590.06 = 27,703.72 : x
2. Step 2: Convert to fraction form
   40,300.84/55,590.06 = 27,703.72/x
3. Step 3: Cross multiply
   40,300.84x = 55,590.06 × 27,703.72
4. Step 4: Simplify right side
   40,300.84x = 1,540,051,457.02
5. Step 5: Solve for x
   x = 1,540,051,457.02/40,300.84
6. Step 6: Final answer
   x = 38,213.88