Finding the Fourth Proportional to 1,981,978.32, 2,973,164.28 and 633,802.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,981,978.32 : 2,973,164.28 = 633,802.20 : x
2. Step 2: Convert to fraction form
   1,981,978.32/2,973,164.28 = 633,802.20/x
3. Step 3: Cross multiply
   1,981,978.32x = 2,973,164.28 × 633,802.20
4. Step 4: Simplify right side
   1,981,978.32x = 1,884,398,061,625.42
5. Step 5: Solve for x
   x = 1,884,398,061,625.42/1,981,978.32
6. Step 6: Final answer
   x = 950,766.23