Finding the Fourth Proportional to 10,897.86, 16,336.93 and 3,970.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,897.86 : 16,336.93 = 3,970.74 : x
2. Step 2: Convert to fraction form
   10,897.86/16,336.93 = 3,970.74/x
3. Step 3: Cross multiply
   10,897.86x = 16,336.93 × 3,970.74
4. Step 4: Simplify right side
   10,897.86x = 64,869,701.43
5. Step 5: Solve for x
   x = 64,869,701.43/10,897.86
6. Step 6: Final answer
   x = 5,952.52