Finding the Fourth Proportional to 1,018,302.12, 1,405,100.71 and 588,499.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,302.12 : 1,405,100.71 = 588,499.24 : x
2. Step 2: Convert to fraction form
   1,018,302.12/1,405,100.71 = 588,499.24/x
3. Step 3: Cross multiply
   1,018,302.12x = 1,405,100.71 × 588,499.24
4. Step 4: Simplify right side
   1,018,302.12x = 826,900,699,958.46
5. Step 5: Solve for x
   x = 826,900,699,958.46/1,018,302.12
6. Step 6: Final answer
   x = 812,038.67