Finding the Fourth Proportional to 1,017,820.96, 1,404,636.80 and 565,112

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,820.96 : 1,404,636.80 = 565,112 : x
2. Step 2: Convert to fraction form
   1,017,820.96/1,404,636.80 = 565,112/x
3. Step 3: Cross multiply
   1,017,820.96x = 1,404,636.80 × 565,112
4. Step 4: Simplify right side
   1,017,820.96x = 793,777,111,321.60
5. Step 5: Solve for x
   x = 793,777,111,321.60/1,017,820.96
6. Step 6: Final answer
   x = 779,878.92