Finding the Fourth Proportional to 5,200,513.61, 7,176,669.74 and 2,908,674.29

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200,513.61 : 7,176,669.74 = 2,908,674.29 : x
2. Step 2: Convert to fraction form
   5,200,513.61/7,176,669.74 = 2,908,674.29/x
3. Step 3: Cross multiply
   5,200,513.61x = 7,176,669.74 × 2,908,674.29
4. Step 4: Simplify right side
   5,200,513.61x = 20,874,594,710,132.27
5. Step 5: Solve for x
   x = 20,874,594,710,132.27/5,200,513.61
6. Step 6: Final answer
   x = 4,013,948.68