Finding the Fourth Proportional to 1,018,159.55, 1,404,978.23 and 588,467.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,159.55 : 1,404,978.23 = 588,467.51 : x
2. Step 2: Convert to fraction form
   1,018,159.55/1,404,978.23 = 588,467.51/x
3. Step 3: Cross multiply
   1,018,159.55x = 1,404,978.23 × 588,467.51
4. Step 4: Simplify right side
   1,018,159.55x = 826,784,035,058.59
5. Step 5: Solve for x
   x = 826,784,035,058.59/1,018,159.55
6. Step 6: Final answer
   x = 812,037.80