Finding the Fourth Proportional to 1,271,662.92, 1,754,460.81 and 788,051.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,662.92 : 1,754,460.81 = 788,051.61 : x
2. Step 2: Convert to fraction form
   1,271,662.92/1,754,460.81 = 788,051.61/x
3. Step 3: Cross multiply
   1,271,662.92x = 1,754,460.81 × 788,051.61
4. Step 4: Simplify right side
   1,271,662.92x = 1,382,605,666,002.40
5. Step 5: Solve for x
   x = 1,382,605,666,002.40/1,271,662.92
6. Step 6: Final answer
   x = 1,087,242.26