Finding the Fourth Proportional to 1,691,510.82, 2,334,283.59 and 917,167.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,510.82 : 2,334,283.59 = 917,167.32 : x
2. Step 2: Convert to fraction form
   1,691,510.82/2,334,283.59 = 917,167.32/x
3. Step 3: Cross multiply
   1,691,510.82x = 2,334,283.59 × 917,167.32
4. Step 4: Simplify right side
   1,691,510.82x = 2,140,928,624,360.28
5. Step 5: Solve for x
   x = 2,140,928,624,360.28/1,691,510.82
6. Step 6: Final answer
   x = 1,265,690.17