Finding the Fourth Proportional to 52,386.84, 72,294.14 and 28,513.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,386.84 : 72,294.14 = 28,513.46 : x
2. Step 2: Convert to fraction form
   52,386.84/72,294.14 = 28,513.46/x
3. Step 3: Cross multiply
   52,386.84x = 72,294.14 × 28,513.46
4. Step 4: Simplify right side
   52,386.84x = 2,061,356,321.14
5. Step 5: Solve for x
   x = 2,061,356,321.14/52,386.84
6. Step 6: Final answer
   x = 39,348.74