Finding the Fourth Proportional to 52,875.02, 79,308.32 and 21,262.79

Step by Step Solution

1. Step 1: Write the proportion equation
   52,875.02 : 79,308.32 = 21,262.79 : x
2. Step 2: Convert to fraction form
   52,875.02/79,308.32 = 21,262.79/x
3. Step 3: Cross multiply
   52,875.02x = 79,308.32 × 21,262.79
4. Step 4: Simplify right side
   52,875.02x = 1,686,315,650.56
5. Step 5: Solve for x
   x = 1,686,315,650.56/52,875.02
6. Step 6: Final answer
   x = 31,892.49