Finding the Fourth Proportional to 1,499,815.68, 2,249,957.88 and 488,703.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,815.68 : 2,249,957.88 = 488,703.12 : x
2. Step 2: Convert to fraction form
   1,499,815.68/2,249,957.88 = 488,703.12/x
3. Step 3: Cross multiply
   1,499,815.68x = 2,249,957.88 × 488,703.12
4. Step 4: Simplify right side
   1,499,815.68x = 1,099,561,435,824.59
5. Step 5: Solve for x
   x = 1,099,561,435,824.59/1,499,815.68
6. Step 6: Final answer
   x = 733,131.04