Finding the Fourth Proportional to 52,736.79, 72,773.12 and 30,076.75

Step by Step Solution

1. Step 1: Write the proportion equation
   52,736.79 : 72,773.12 = 30,076.75 : x
2. Step 2: Convert to fraction form
   52,736.79/72,773.12 = 30,076.75/x
3. Step 3: Cross multiply
   52,736.79x = 72,773.12 × 30,076.75
4. Step 4: Simplify right side
   52,736.79x = 2,188,778,422.71
5. Step 5: Solve for x
   x = 2,188,778,422.71/52,736.79
6. Step 6: Final answer
   x = 41,503.82