Finding the Fourth Proportional to 1,989,960.90, 2,746,219.59 and 1,130,667.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,989,960.90 : 2,746,219.59 = 1,130,667.54 : x
2. Step 2: Convert to fraction form
   1,989,960.90/2,746,219.59 = 1,130,667.54/x
3. Step 3: Cross multiply
   1,989,960.90x = 2,746,219.59 × 1,130,667.54
4. Step 4: Simplify right side
   1,989,960.90x = 3,105,061,348,125.11
5. Step 5: Solve for x
   x = 3,105,061,348,125.11/1,989,960.90
6. Step 6: Final answer
   x = 1,560,362.99