Finding the Fourth Proportional to 1,327,116.18, 1,981,672.79 and 1,054,180.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,327,116.18 : 1,981,672.79 = 1,054,180.62 : x
2. Step 2: Convert to fraction form
   1,327,116.18/1,981,672.79 = 1,054,180.62/x
3. Step 3: Cross multiply
   1,327,116.18x = 1,981,672.79 × 1,054,180.62
4. Step 4: Simplify right side
   1,327,116.18x = 2,089,041,045,128.43
5. Step 5: Solve for x
   x = 2,089,041,045,128.43/1,327,116.18
6. Step 6: Final answer
   x = 1,574,120.70