Finding the Fourth Proportional to 1,031,696.16, 1,423,740.72 and 578,987.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,696.16 : 1,423,740.72 = 578,987.04 : x
2. Step 2: Convert to fraction form
   1,031,696.16/1,423,740.72 = 578,987.04/x
3. Step 3: Cross multiply
   1,031,696.16x = 1,423,740.72 × 578,987.04
4. Step 4: Simplify right side
   1,031,696.16x = 824,327,425,200.27
5. Step 5: Solve for x
   x = 824,327,425,200.27/1,031,696.16
6. Step 6: Final answer
   x = 799,002.13