Finding the Fourth Proportional to 2,056,487.76, 3,084,862.32 and 636,424.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056,487.76 : 3,084,862.32 = 636,424.56 : x
2. Step 2: Convert to fraction form
   2,056,487.76/3,084,862.32 = 636,424.56/x
3. Step 3: Cross multiply
   2,056,487.76x = 3,084,862.32 × 636,424.56
4. Step 4: Simplify right side
   2,056,487.76x = 1,963,282,144,666.58
5. Step 5: Solve for x
   x = 1,963,282,144,666.58/2,056,487.76
6. Step 6: Final answer
   x = 954,677.28