Finding the Fourth Proportional to 1,030,385.83, 1,422,102.64 and 571,648.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030,385.83 : 1,422,102.64 = 571,648.19 : x
2. Step 2: Convert to fraction form
   1,030,385.83/1,422,102.64 = 571,648.19/x
3. Step 3: Cross multiply
   1,030,385.83x = 1,422,102.64 × 571,648.19
4. Step 4: Simplify right side
   1,030,385.83x = 812,942,400,150.22
5. Step 5: Solve for x
   x = 812,942,400,150.22/1,030,385.83
6. Step 6: Final answer
   x = 788,968.92