Finding the Fourth Proportional to 4,673,648.49, 7,009,771.53 and 1,478,359.48

Step by Step Solution

1. Step 1: Write the proportion equation
   4,673,648.49 : 7,009,771.53 = 1,478,359.48 : x
2. Step 2: Convert to fraction form
   4,673,648.49/7,009,771.53 = 1,478,359.48/x
3. Step 3: Cross multiply
   4,673,648.49x = 7,009,771.53 × 1,478,359.48
4. Step 4: Simplify right side
   4,673,648.49x = 10,362,962,194,009.61
5. Step 5: Solve for x
   x = 10,362,962,194,009.61/4,673,648.49
6. Step 6: Final answer
   x = 2,217,317.42