Finding the Fourth Proportional to 1,617,462.56, 2,231,697.06 and 1,066,117.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,617,462.56 : 2,231,697.06 = 1,066,117.16 : x
2. Step 2: Convert to fraction form
   1,617,462.56/2,231,697.06 = 1,066,117.16/x
3. Step 3: Cross multiply
   1,617,462.56x = 2,231,697.06 × 1,066,117.16
4. Step 4: Simplify right side
   1,617,462.56x = 2,379,250,531,587.55
5. Step 5: Solve for x
   x = 2,379,250,531,587.55/1,617,462.56
6. Step 6: Final answer
   x = 1,470,977.19