Finding the Fourth Proportional to 2,114,611.35, 2,918,085.42 and 1,147,720.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114,611.35 : 2,918,085.42 = 1,147,720.89 : x
2. Step 2: Convert to fraction form
   2,114,611.35/2,918,085.42 = 1,147,720.89/x
3. Step 3: Cross multiply
   2,114,611.35x = 2,918,085.42 × 1,147,720.89
4. Step 4: Simplify right side
   2,114,611.35x = 3,349,147,595,338.42
5. Step 5: Solve for x
   x = 3,349,147,595,338.42/2,114,611.35
6. Step 6: Final answer
   x = 1,583,812.36