Finding the Fourth Proportional to 52,502.01, 78,418.37 and 47,496.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,502.01 : 78,418.37 = 47,496.72 : x
2. Step 2: Convert to fraction form
   52,502.01/78,418.37 = 47,496.72/x
3. Step 3: Cross multiply
   52,502.01x = 78,418.37 × 47,496.72
4. Step 4: Simplify right side
   52,502.01x = 3,724,615,125.26
5. Step 5: Solve for x
   x = 3,724,615,125.26/52,502.01
6. Step 6: Final answer
   x = 70,942.33