Finding the Fourth Proportional to 3,222,415.72, 4,447,047.90 and 1,772,223.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222,415.72 : 4,447,047.90 = 1,772,223.31 : x
2. Step 2: Convert to fraction form
   3,222,415.72/4,447,047.90 = 1,772,223.31/x
3. Step 3: Cross multiply
   3,222,415.72x = 4,447,047.90 × 1,772,223.31
4. Step 4: Simplify right side
   3,222,415.72x = 7,881,161,949,066.55
5. Step 5: Solve for x
   x = 7,881,161,949,066.55/3,222,415.72
6. Step 6: Final answer
   x = 2,445,730.98