Finding the Fourth Proportional to 1,086,968.30, 1,623,132.86 and 887,684.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,968.30 : 1,623,132.86 = 887,684.00 : x
2. Step 2: Convert to fraction form
   1,086,968.30/1,623,132.86 = 887,684.00/x
3. Step 3: Cross multiply
   1,086,968.30x = 1,623,132.86 × 887,684.00
4. Step 4: Simplify right side
   1,086,968.30x = 1,440,829,057,142.16
5. Step 5: Solve for x
   x = 1,440,829,057,142.16/1,086,968.30
6. Step 6: Final answer
   x = 1,325,548.38