Finding the Fourth Proportional to 52,938.89, 79,027.53 and 45,360.84

Step by Step Solution

1. Step 1: Write the proportion equation
   52,938.89 : 79,027.53 = 45,360.84 : x
2. Step 2: Convert to fraction form
   52,938.89/79,027.53 = 45,360.84/x
3. Step 3: Cross multiply
   52,938.89x = 79,027.53 × 45,360.84
4. Step 4: Simplify right side
   52,938.89x = 3,584,755,143.93
5. Step 5: Solve for x
   x = 3,584,755,143.93/52,938.89
6. Step 6: Final answer
   x = 67,714.97