Finding the Fourth Proportional to 10,443,196.32, 15,660,967.20 and 3,618,006.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443,196.32 : 15,660,967.20 = 3,618,006.72 : x
2. Step 2: Convert to fraction form
   10,443,196.32/15,660,967.20 = 3,618,006.72/x
3. Step 3: Cross multiply
   10,443,196.32x = 15,660,967.20 × 3,618,006.72
4. Step 4: Simplify right side
   10,443,196.32x = 56,661,484,571,299.59
5. Step 5: Solve for x
   x = 56,661,484,571,299.59/10,443,196.32
6. Step 6: Final answer
   x = 5,425,684.13