Finding the Fourth Proportional to 52,293.01, 72,164.81 and 28,419.68

Step by Step Solution

1. Step 1: Write the proportion equation
   52,293.01 : 72,164.81 = 28,419.68 : x
2. Step 2: Convert to fraction form
   52,293.01/72,164.81 = 28,419.68/x
3. Step 3: Cross multiply
   52,293.01x = 72,164.81 × 28,419.68
4. Step 4: Simplify right side
   52,293.01x = 2,050,900,807.46
5. Step 5: Solve for x
   x = 2,050,900,807.46/52,293.01
6. Step 6: Final answer
   x = 39,219.41