Finding the Fourth Proportional to 6,388,828.28, 8,817,356.16 and 3,636,185

Step by Step Solution

1. Step 1: Write the proportion equation
   6,388,828.28 : 8,817,356.16 = 3,636,185 : x
2. Step 2: Convert to fraction form
   6,388,828.28/8,817,356.16 = 3,636,185/x
3. Step 3: Cross multiply
   6,388,828.28x = 8,817,356.16 × 3,636,185
4. Step 4: Simplify right side
   6,388,828.28x = 32,061,538,208,649.60
5. Step 5: Solve for x
   x = 32,061,538,208,649.60/6,388,828.28
6. Step 6: Final answer
   x = 5,018,375.33