Finding the Fourth Proportional to 1,071,256.52, 1,476,492.91 and 1,020,806.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,256.52 : 1,476,492.91 = 1,020,806.48 : x
2. Step 2: Convert to fraction form
   1,071,256.52/1,476,492.91 = 1,020,806.48/x
3. Step 3: Cross multiply
   1,071,256.52x = 1,476,492.91 × 1,020,806.48
4. Step 4: Simplify right side
   1,071,256.52x = 1,507,213,531,341.27
5. Step 5: Solve for x
   x = 1,507,213,531,341.27/1,071,256.52
6. Step 6: Final answer
   x = 1,406,958.56