Finding the Fourth Proportional to 1,978,814.62, 2,730,810.42 and 1,107,627.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,814.62 : 2,730,810.42 = 1,107,627.64 : x
2. Step 2: Convert to fraction form
   1,978,814.62/2,730,810.42 = 1,107,627.64/x
3. Step 3: Cross multiply
   1,978,814.62x = 2,730,810.42 × 1,107,627.64
4. Step 4: Simplify right side
   1,978,814.62x = 3,024,721,093,964.98
5. Step 5: Solve for x
   x = 3,024,721,093,964.98/1,978,814.62
6. Step 6: Final answer
   x = 1,528,552.02