Finding the Fourth Proportional to 2,120,522.65, 2,926,333.98 and 1,153,659.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,120,522.65 : 2,926,333.98 = 1,153,659.87 : x
2. Step 2: Convert to fraction form
   2,120,522.65/2,926,333.98 = 1,153,659.87/x
3. Step 3: Cross multiply
   2,120,522.65x = 2,926,333.98 × 1,153,659.87
4. Step 4: Simplify right side
   2,120,522.65x = 3,375,994,078,943.38
5. Step 5: Solve for x
   x = 3,375,994,078,943.38/2,120,522.65
6. Step 6: Final answer
   x = 1,592,057.54