Finding the Fourth Proportional to 1,062,423.34, 1,466,101.47 and 578,978.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062,423.34 : 1,466,101.47 = 578,978.03 : x
2. Step 2: Convert to fraction form
   1,062,423.34/1,466,101.47 = 578,978.03/x
3. Step 3: Cross multiply
   1,062,423.34x = 1,466,101.47 × 578,978.03
4. Step 4: Simplify right side
   1,062,423.34x = 848,840,535,213.55
5. Step 5: Solve for x
   x = 848,840,535,213.55/1,062,423.34
6. Step 6: Final answer
   x = 798,966.39