Finding the Fourth Proportional to 6,499,164, 8,969,154.48 and 3,920,789.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499,164 : 8,969,154.48 = 3,920,789.48 : x
2. Step 2: Convert to fraction form
   6,499,164/8,969,154.48 = 3,920,789.48/x
3. Step 3: Cross multiply
   6,499,164x = 8,969,154.48 × 3,920,789.48
4. Step 4: Simplify right side
   6,499,164x = 35,166,166,529,678.87
5. Step 5: Solve for x
   x = 35,166,166,529,678.87/6,499,164
6. Step 6: Final answer
   x = 5,410,875.39