Finding the Fourth Proportional to 53,274, 79,834.84 and 39,123.04

Step by Step Solution

1. Step 1: Write the proportion equation
   53,274 : 79,834.84 = 39,123.04 : x
2. Step 2: Convert to fraction form
   53,274/79,834.84 = 39,123.04/x
3. Step 3: Cross multiply
   53,274x = 79,834.84 × 39,123.04
4. Step 4: Simplify right side
   53,274x = 3,123,381,638.71
5. Step 5: Solve for x
   x = 3,123,381,638.71/53,274
6. Step 6: Final answer
   x = 58,628.63