Finding the Fourth Proportional to 1,501,142.76, 2,071,573.74 and 812,815.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,142.76 : 2,071,573.74 = 812,815.29 : x
2. Step 2: Convert to fraction form
   1,501,142.76/2,071,573.74 = 812,815.29/x
3. Step 3: Cross multiply
   1,501,142.76x = 2,071,573.74 × 812,815.29
4. Step 4: Simplify right side
   1,501,142.76x = 1,683,806,810,234.48
5. Step 5: Solve for x
   x = 1,683,806,810,234.48/1,501,142.76
6. Step 6: Final answer
   x = 1,121,683.33