Finding the Fourth Proportional to 1,018,159.67, 1,404,978.41 and 588,467.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,159.67 : 1,404,978.41 = 588,467.63 : x
2. Step 2: Convert to fraction form
   1,018,159.67/1,404,978.41 = 588,467.63/x
3. Step 3: Cross multiply
   1,018,159.67x = 1,404,978.41 × 588,467.63
4. Step 4: Simplify right side
   1,018,159.67x = 826,784,312,191.53
5. Step 5: Solve for x
   x = 826,784,312,191.53/1,018,159.67
6. Step 6: Final answer
   x = 812,037.97