Finding the Fourth Proportional to 1,978,552.91, 2,966,308.67 and 1,005,116.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,552.91 : 2,966,308.67 = 1,005,116.91 : x
2. Step 2: Convert to fraction form
   1,978,552.91/2,966,308.67 = 1,005,116.91/x
3. Step 3: Cross multiply
   1,978,552.91x = 2,966,308.67 × 1,005,116.91
4. Step 4: Simplify right side
   1,978,552.91x = 2,981,487,004,496.61
5. Step 5: Solve for x
   x = 2,981,487,004,496.61/1,978,552.91
6. Step 6: Final answer
   x = 1,506,902.84