Finding the Fourth Proportional to 52,877.21, 72,969.86 and 30,215.94

Step by Step Solution

1. Step 1: Write the proportion equation
   52,877.21 : 72,969.86 = 30,215.94 : x
2. Step 2: Convert to fraction form
   52,877.21/72,969.86 = 30,215.94/x
3. Step 3: Cross multiply
   52,877.21x = 72,969.86 × 30,215.94
4. Step 4: Simplify right side
   52,877.21x = 2,204,852,713.47
5. Step 5: Solve for x
   x = 2,204,852,713.47/52,877.21
6. Step 6: Final answer
   x = 41,697.60